Home / 331,634.28-497,500.38-118,385.64

Finding the Fourth Proportional to 331,634.28, 497,500.38 and 118,385.64

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Solution

The fourth proportional to 331,634.28, 497,500.38 and 118,385.64 is: 177,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,634.28 : 497,500.38 = 118,385.64 : x
  2. Step 2: Convert to fraction form
    331,634.28/497,500.38 = 118,385.64/x
  3. Step 3: Cross multiply
    331,634.28x = 497,500.38 × 118,385.64
  4. Step 4: Simplify right side
    331,634.28x = 58,896,900,886.54
  5. Step 5: Solve for x
    x = 58,896,900,886.54/331,634.28
  6. Step 6: Final answer
    x = 177,595.94

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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.