Home / 928,438.22-1,281,472.67-566,061.90

Finding the Fourth Proportional to 928,438.22, 1,281,472.67 and 566,061.90

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Solution

The fourth proportional to 928,438.22, 1,281,472.67 and 566,061.90 is: 781,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,438.22 : 1,281,472.67 = 566,061.90 : x
  2. Step 2: Convert to fraction form
    928,438.22/1,281,472.67 = 566,061.90/x
  3. Step 3: Cross multiply
    928,438.22x = 1,281,472.67 × 566,061.90
  4. Step 4: Simplify right side
    928,438.22x = 725,392,851,547.96
  5. Step 5: Solve for x
    x = 725,392,851,547.96/928,438.22
  6. Step 6: Final answer
    x = 781,304.39

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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.