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Finding the Fourth Proportional to 337,687.70, 506,531.55 and 197,374.10

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Solution

The fourth proportional to 337,687.70, 506,531.55 and 197,374.10 is: 296,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,687.70 : 506,531.55 = 197,374.10 : x
  2. Step 2: Convert to fraction form
    337,687.70/506,531.55 = 197,374.10/x
  3. Step 3: Cross multiply
    337,687.70x = 506,531.55 × 197,374.10
  4. Step 4: Simplify right side
    337,687.70x = 99,976,208,802.86
  5. Step 5: Solve for x
    x = 99,976,208,802.86/337,687.70
  6. Step 6: Final answer
    x = 296,061.15

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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.