Home / 501,577.20-752,576.85-312,195.96

Finding the Fourth Proportional to 501,577.20, 752,576.85 and 312,195.96

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Solution

The fourth proportional to 501,577.20, 752,576.85 and 312,195.96 is: 468,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,577.20 : 752,576.85 = 312,195.96 : x
  2. Step 2: Convert to fraction form
    501,577.20/752,576.85 = 312,195.96/x
  3. Step 3: Cross multiply
    501,577.20x = 752,576.85 × 312,195.96
  4. Step 4: Simplify right side
    501,577.20x = 234,951,452,159.53
  5. Step 5: Solve for x
    x = 234,951,452,159.53/501,577.20
  6. Step 6: Final answer
    x = 468,425.30

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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.