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Finding the Fourth Proportional to 539,654.48, 809,340.60 and 160,473.14

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Solution

The fourth proportional to 539,654.48, 809,340.60 and 160,473.14 is: 240,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,654.48 : 809,340.60 = 160,473.14 : x
  2. Step 2: Convert to fraction form
    539,654.48/809,340.60 = 160,473.14/x
  3. Step 3: Cross multiply
    539,654.48x = 809,340.60 × 160,473.14
  4. Step 4: Simplify right side
    539,654.48x = 129,877,427,411.48
  5. Step 5: Solve for x
    x = 129,877,427,411.48/539,654.48
  6. Step 6: Final answer
    x = 240,667.75

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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.