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Finding the Fourth Proportional to 359,607.62, 539,421.15 and 93,362.24

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Solution

The fourth proportional to 359,607.62, 539,421.15 and 93,362.24 is: 140,045.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,607.62 : 539,421.15 = 93,362.24 : x
  2. Step 2: Convert to fraction form
    359,607.62/539,421.15 = 93,362.24/x
  3. Step 3: Cross multiply
    359,607.62x = 539,421.15 × 93,362.24
  4. Step 4: Simplify right side
    359,607.62x = 50,361,566,867.38
  5. Step 5: Solve for x
    x = 50,361,566,867.38/359,607.62
  6. Step 6: Final answer
    x = 140,045.88

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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.