Home / 906,047.20-1,359,508.20-639,233.20

Finding the Fourth Proportional to 906,047.20, 1,359,508.20 and 639,233.20

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Solution

The fourth proportional to 906,047.20, 1,359,508.20 and 639,233.20 is: 959,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,047.20 : 1,359,508.20 = 639,233.20 : x
  2. Step 2: Convert to fraction form
    906,047.20/1,359,508.20 = 639,233.20/x
  3. Step 3: Cross multiply
    906,047.20x = 1,359,508.20 × 639,233.20
  4. Step 4: Simplify right side
    906,047.20x = 869,042,777,112.24
  5. Step 5: Solve for x
    x = 869,042,777,112.24/906,047.20
  6. Step 6: Final answer
    x = 959,158.39

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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.