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Finding the Fourth Proportional to 539,125.35, 808,549.64 and 159,956.39

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Solution

The fourth proportional to 539,125.35, 808,549.64 and 159,956.39 is: 239,893.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,125.35 : 808,549.64 = 159,956.39 : x
  2. Step 2: Convert to fraction form
    539,125.35/808,549.64 = 159,956.39/x
  3. Step 3: Cross multiply
    539,125.35x = 808,549.64 × 159,956.39
  4. Step 4: Simplify right side
    539,125.35x = 129,332,676,707.67
  5. Step 5: Solve for x
    x = 129,332,676,707.67/539,125.35
  6. Step 6: Final answer
    x = 239,893.52

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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.