Home / 740,691.92-1,022,151.67-414,004.47

Finding the Fourth Proportional to 740,691.92, 1,022,151.67 and 414,004.47

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Solution

The fourth proportional to 740,691.92, 1,022,151.67 and 414,004.47 is: 571,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,691.92 : 1,022,151.67 = 414,004.47 : x
  2. Step 2: Convert to fraction form
    740,691.92/1,022,151.67 = 414,004.47/x
  3. Step 3: Cross multiply
    740,691.92x = 1,022,151.67 × 414,004.47
  4. Step 4: Simplify right side
    740,691.92x = 423,175,360,397.97
  5. Step 5: Solve for x
    x = 423,175,360,397.97/740,691.92
  6. Step 6: Final answer
    x = 571,324.39

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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.