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Finding the Fourth Proportional to 359,614, 539,508.52 and 119,727.28

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Solution

The fourth proportional to 359,614, 539,508.52 and 119,727.28 is: 179,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,614 : 539,508.52 = 119,727.28 : x
  2. Step 2: Convert to fraction form
    359,614/539,508.52 = 119,727.28/x
  3. Step 3: Cross multiply
    359,614x = 539,508.52 × 119,727.28
  4. Step 4: Simplify right side
    359,614x = 64,593,887,636.43
  5. Step 5: Solve for x
    x = 64,593,887,636.43/359,614
  6. Step 6: Final answer
    x = 179,620.06

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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.