Home / 461,610.60-691,164.72-239,528.04

Finding the Fourth Proportional to 461,610.60, 691,164.72 and 239,528.04

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Solution

The fourth proportional to 461,610.60, 691,164.72 and 239,528.04 is: 358,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,610.60 : 691,164.72 = 239,528.04 : x
  2. Step 2: Convert to fraction form
    461,610.60/691,164.72 = 239,528.04/x
  3. Step 3: Cross multiply
    461,610.60x = 691,164.72 × 239,528.04
  4. Step 4: Simplify right side
    461,610.60x = 165,553,330,698.75
  5. Step 5: Solve for x
    x = 165,553,330,698.75/461,610.60
  6. Step 6: Final answer
    x = 358,642.83

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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.