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Finding the Fourth Proportional to 650,219.40, 975,499.20 and 250,873.20

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Solution

The fourth proportional to 650,219.40, 975,499.20 and 250,873.20 is: 376,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,219.40 : 975,499.20 = 250,873.20 : x
  2. Step 2: Convert to fraction form
    650,219.40/975,499.20 = 250,873.20/x
  3. Step 3: Cross multiply
    650,219.40x = 975,499.20 × 250,873.20
  4. Step 4: Simplify right side
    650,219.40x = 244,726,605,901.44
  5. Step 5: Solve for x
    x = 244,726,605,901.44/650,219.40
  6. Step 6: Final answer
    x = 376,375.43

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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.