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Finding the Fourth Proportional to 960,253.20, 1,441,283.52 and 487,278

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Solution

The fourth proportional to 960,253.20, 1,441,283.52 and 487,278 is: 731,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,253.20 : 1,441,283.52 = 487,278 : x
  2. Step 2: Convert to fraction form
    960,253.20/1,441,283.52 = 487,278/x
  3. Step 3: Cross multiply
    960,253.20x = 1,441,283.52 × 487,278
  4. Step 4: Simplify right side
    960,253.20x = 702,305,751,058.56
  5. Step 5: Solve for x
    x = 702,305,751,058.56/960,253.20
  6. Step 6: Final answer
    x = 731,375.59

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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.