Home / 668,062.28-1,002,079.20-162,625.88

Finding the Fourth Proportional to 668,062.28, 1,002,079.20 and 162,625.88

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Solution

The fourth proportional to 668,062.28, 1,002,079.20 and 162,625.88 is: 243,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,062.28 : 1,002,079.20 = 162,625.88 : x
  2. Step 2: Convert to fraction form
    668,062.28/1,002,079.20 = 162,625.88/x
  3. Step 3: Cross multiply
    668,062.28x = 1,002,079.20 × 162,625.88
  4. Step 4: Simplify right side
    668,062.28x = 162,964,011,729.70
  5. Step 5: Solve for x
    x = 162,964,011,729.70/668,062.28
  6. Step 6: Final answer
    x = 243,935.36

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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.