Home / 695,422.20-1,043,133.30-648,766.20

Finding the Fourth Proportional to 695,422.20, 1,043,133.30 and 648,766.20

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Solution

The fourth proportional to 695,422.20, 1,043,133.30 and 648,766.20 is: 973,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,422.20 : 1,043,133.30 = 648,766.20 : x
  2. Step 2: Convert to fraction form
    695,422.20/1,043,133.30 = 648,766.20/x
  3. Step 3: Cross multiply
    695,422.20x = 1,043,133.30 × 648,766.20
  4. Step 4: Simplify right side
    695,422.20x = 676,749,627,134.46
  5. Step 5: Solve for x
    x = 676,749,627,134.46/695,422.20
  6. Step 6: Final answer
    x = 973,149.30

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Similar ratio
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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.