Home / 591,086.97-815,705.24-336,454.56

Finding the Fourth Proportional to 591,086.97, 815,705.24 and 336,454.56

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Solution

The fourth proportional to 591,086.97, 815,705.24 and 336,454.56 is: 464,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,086.97 : 815,705.24 = 336,454.56 : x
  2. Step 2: Convert to fraction form
    591,086.97/815,705.24 = 336,454.56/x
  3. Step 3: Cross multiply
    591,086.97x = 815,705.24 × 336,454.56
  4. Step 4: Simplify right side
    591,086.97x = 274,447,745,931.62
  5. Step 5: Solve for x
    x = 274,447,745,931.62/591,086.97
  6. Step 6: Final answer
    x = 464,310.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.