Home / 331,582.20-497,422.68-118,333.56

Finding the Fourth Proportional to 331,582.20, 497,422.68 and 118,333.56

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Solution

The fourth proportional to 331,582.20, 497,422.68 and 118,333.56 is: 177,517.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,582.20 : 497,422.68 = 118,333.56 : x
  2. Step 2: Convert to fraction form
    331,582.20/497,422.68 = 118,333.56/x
  3. Step 3: Cross multiply
    331,582.20x = 497,422.68 × 118,333.56
  4. Step 4: Simplify right side
    331,582.20x = 58,861,796,549.14
  5. Step 5: Solve for x
    x = 58,861,796,549.14/331,582.20
  6. Step 6: Final answer
    x = 177,517.96

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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.