Home / 656,001.60-984,002.40-497,371.20

Finding the Fourth Proportional to 656,001.60, 984,002.40 and 497,371.20

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Solution

The fourth proportional to 656,001.60, 984,002.40 and 497,371.20 is: 746,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,001.60 : 984,002.40 = 497,371.20 : x
  2. Step 2: Convert to fraction form
    656,001.60/984,002.40 = 497,371.20/x
  3. Step 3: Cross multiply
    656,001.60x = 984,002.40 × 497,371.20
  4. Step 4: Simplify right side
    656,001.60x = 489,414,454,490.88
  5. Step 5: Solve for x
    x = 489,414,454,490.88/656,001.60
  6. Step 6: Final answer
    x = 746,056.80

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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.