Home / 967,435.80-1,451,153.70-257,535.60

Finding the Fourth Proportional to 967,435.80, 1,451,153.70 and 257,535.60

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Solution

The fourth proportional to 967,435.80, 1,451,153.70 and 257,535.60 is: 386,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,435.80 : 1,451,153.70 = 257,535.60 : x
  2. Step 2: Convert to fraction form
    967,435.80/1,451,153.70 = 257,535.60/x
  3. Step 3: Cross multiply
    967,435.80x = 1,451,153.70 × 257,535.60
  4. Step 4: Simplify right side
    967,435.80x = 373,723,738,821.72
  5. Step 5: Solve for x
    x = 373,723,738,821.72/967,435.80
  6. Step 6: Final answer
    x = 386,303.40

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Double scale
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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.