Home / 715,309.95-1,073,469.15-336,248.04

Finding the Fourth Proportional to 715,309.95, 1,073,469.15 and 336,248.04

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Solution

The fourth proportional to 715,309.95, 1,073,469.15 and 336,248.04 is: 504,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,309.95 : 1,073,469.15 = 336,248.04 : x
  2. Step 2: Convert to fraction form
    715,309.95/1,073,469.15 = 336,248.04/x
  3. Step 3: Cross multiply
    715,309.95x = 1,073,469.15 × 336,248.04
  4. Step 4: Simplify right side
    715,309.95x = 360,951,897,687.97
  5. Step 5: Solve for x
    x = 360,951,897,687.97/715,309.95
  6. Step 6: Final answer
    x = 504,609.08

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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.