Home / 649,928.90-974,893.35-492,464.90

Finding the Fourth Proportional to 649,928.90, 974,893.35 and 492,464.90

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Solution

The fourth proportional to 649,928.90, 974,893.35 and 492,464.90 is: 738,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,928.90 : 974,893.35 = 492,464.90 : x
  2. Step 2: Convert to fraction form
    649,928.90/974,893.35 = 492,464.90/x
  3. Step 3: Cross multiply
    649,928.90x = 974,893.35 × 492,464.90
  4. Step 4: Simplify right side
    649,928.90x = 480,100,756,118.42
  5. Step 5: Solve for x
    x = 480,100,756,118.42/649,928.90
  6. Step 6: Final answer
    x = 738,697.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 649,929.90, 974,894.85 and 492,465.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.