Home / 744,545.55-1,116,818.33-661,876.95

Finding the Fourth Proportional to 744,545.55, 1,116,818.33 and 661,876.95

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Solution

The fourth proportional to 744,545.55, 1,116,818.33 and 661,876.95 is: 992,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,545.55 : 1,116,818.33 = 661,876.95 : x
  2. Step 2: Convert to fraction form
    744,545.55/1,116,818.33 = 661,876.95/x
  3. Step 3: Cross multiply
    744,545.55x = 1,116,818.33 × 661,876.95
  4. Step 4: Simplify right side
    744,545.55x = 739,196,306,655.11
  5. Step 5: Solve for x
    x = 739,196,306,655.11/744,545.55
  6. Step 6: Final answer
    x = 992,815.43

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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.