Home / 955,229.76-1,318,228.02-547,323.48

Finding the Fourth Proportional to 955,229.76, 1,318,228.02 and 547,323.48

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Solution

The fourth proportional to 955,229.76, 1,318,228.02 and 547,323.48 is: 755,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,229.76 : 1,318,228.02 = 547,323.48 : x
  2. Step 2: Convert to fraction form
    955,229.76/1,318,228.02 = 547,323.48/x
  3. Step 3: Cross multiply
    955,229.76x = 1,318,228.02 × 547,323.48
  4. Step 4: Simplify right side
    955,229.76x = 721,497,147,339.91
  5. Step 5: Solve for x
    x = 721,497,147,339.91/955,229.76
  6. Step 6: Final answer
    x = 755,312.68

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1.5x scale

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.