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Finding the Fourth Proportional to 337,872.41, 506,808.60 and 155,484.80

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Solution

The fourth proportional to 337,872.41, 506,808.60 and 155,484.80 is: 233,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,872.41 : 506,808.60 = 155,484.80 : x
  2. Step 2: Convert to fraction form
    337,872.41/506,808.60 = 155,484.80/x
  3. Step 3: Cross multiply
    337,872.41x = 506,808.60 × 155,484.80
  4. Step 4: Simplify right side
    337,872.41x = 78,801,033,809.28
  5. Step 5: Solve for x
    x = 78,801,033,809.28/337,872.41
  6. Step 6: Final answer
    x = 233,227.19

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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.