Home / 683,409.20-1,025,113.80-364,544.60

Finding the Fourth Proportional to 683,409.20, 1,025,113.80 and 364,544.60

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Solution

The fourth proportional to 683,409.20, 1,025,113.80 and 364,544.60 is: 546,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,409.20 : 1,025,113.80 = 364,544.60 : x
  2. Step 2: Convert to fraction form
    683,409.20/1,025,113.80 = 364,544.60/x
  3. Step 3: Cross multiply
    683,409.20x = 1,025,113.80 × 364,544.60
  4. Step 4: Simplify right side
    683,409.20x = 373,699,700,175.48
  5. Step 5: Solve for x
    x = 373,699,700,175.48/683,409.20
  6. Step 6: Final answer
    x = 546,816.90

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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.