Home / 908,174.52-1,253,281.11-526,422.72

Finding the Fourth Proportional to 908,174.52, 1,253,281.11 and 526,422.72

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Solution

The fourth proportional to 908,174.52, 1,253,281.11 and 526,422.72 is: 726,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,174.52 : 1,253,281.11 = 526,422.72 : x
  2. Step 2: Convert to fraction form
    908,174.52/1,253,281.11 = 526,422.72/x
  3. Step 3: Cross multiply
    908,174.52x = 1,253,281.11 × 526,422.72
  4. Step 4: Simplify right side
    908,174.52x = 659,755,650,850.82
  5. Step 5: Solve for x
    x = 659,755,650,850.82/908,174.52
  6. Step 6: Final answer
    x = 726,463.51

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1.5x scale

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.