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Finding the Fourth Proportional to 632,349.76, 948,335.58 and 344,113.96

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Solution

The fourth proportional to 632,349.76, 948,335.58 and 344,113.96 is: 516,068.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,349.76 : 948,335.58 = 344,113.96 : x
  2. Step 2: Convert to fraction form
    632,349.76/948,335.58 = 344,113.96/x
  3. Step 3: Cross multiply
    632,349.76x = 948,335.58 × 344,113.96
  4. Step 4: Simplify right side
    632,349.76x = 326,335,511,842.70
  5. Step 5: Solve for x
    x = 326,335,511,842.70/632,349.76
  6. Step 6: Final answer
    x = 516,068.06

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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.