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Finding the Fourth Proportional to 477,690.98, 715,945.98 and 241,101.32

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Solution

The fourth proportional to 477,690.98, 715,945.98 and 241,101.32 is: 361,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,690.98 : 715,945.98 = 241,101.32 : x
  2. Step 2: Convert to fraction form
    477,690.98/715,945.98 = 241,101.32/x
  3. Step 3: Cross multiply
    477,690.98x = 715,945.98 × 241,101.32
  4. Step 4: Simplify right side
    477,690.98x = 172,615,520,826.69
  5. Step 5: Solve for x
    x = 172,615,520,826.69/477,690.98
  6. Step 6: Final answer
    x = 361,353.95

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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.