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Finding the Fourth Proportional to 359,727.24, 539,644.17 and 119,762.77

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Solution

The fourth proportional to 359,727.24, 539,644.17 and 119,762.77 is: 179,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,727.24 : 539,644.17 = 119,762.77 : x
  2. Step 2: Convert to fraction form
    359,727.24/539,644.17 = 119,762.77/x
  3. Step 3: Cross multiply
    359,727.24x = 539,644.17 × 119,762.77
  4. Step 4: Simplify right side
    359,727.24x = 64,629,279,264.44
  5. Step 5: Solve for x
    x = 64,629,279,264.44/359,727.24
  6. Step 6: Final answer
    x = 179,661.90

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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.