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Finding the Fourth Proportional to 359,350.32, 538,867.68 and 134,553.12

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Solution

The fourth proportional to 359,350.32, 538,867.68 and 134,553.12 is: 201,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,350.32 : 538,867.68 = 134,553.12 : x
  2. Step 2: Convert to fraction form
    359,350.32/538,867.68 = 134,553.12/x
  3. Step 3: Cross multiply
    359,350.32x = 538,867.68 × 134,553.12
  4. Step 4: Simplify right side
    359,350.32x = 72,506,325,153.24
  5. Step 5: Solve for x
    x = 72,506,325,153.24/359,350.32
  6. Step 6: Final answer
    x = 201,770.59

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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.