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Finding the Fourth Proportional to 359,701.12, 496,577.85 and 232,449.31

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Solution

The fourth proportional to 359,701.12, 496,577.85 and 232,449.31 is: 320,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,701.12 : 496,577.85 = 232,449.31 : x
  2. Step 2: Convert to fraction form
    359,701.12/496,577.85 = 232,449.31/x
  3. Step 3: Cross multiply
    359,701.12x = 496,577.85 × 232,449.31
  4. Step 4: Simplify right side
    359,701.12x = 115,429,178,593.78
  5. Step 5: Solve for x
    x = 115,429,178,593.78/359,701.12
  6. Step 6: Final answer
    x = 320,903.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.