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Finding the Fourth Proportional to 478,019.92, 717,473.22 and 241,528.68

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Solution

The fourth proportional to 478,019.92, 717,473.22 and 241,528.68 is: 362,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,019.92 : 717,473.22 = 241,528.68 : x
  2. Step 2: Convert to fraction form
    478,019.92/717,473.22 = 241,528.68/x
  3. Step 3: Cross multiply
    478,019.92x = 717,473.22 × 241,528.68
  4. Step 4: Simplify right side
    478,019.92x = 173,290,359,761.95
  5. Step 5: Solve for x
    x = 173,290,359,761.95/478,019.92
  6. Step 6: Final answer
    x = 362,517.03

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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.