Home / 740,691.57-1,022,151.21-414,004.14

Finding the Fourth Proportional to 740,691.57, 1,022,151.21 and 414,004.14

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Solution

The fourth proportional to 740,691.57, 1,022,151.21 and 414,004.14 is: 571,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,691.57 : 1,022,151.21 = 414,004.14 : x
  2. Step 2: Convert to fraction form
    740,691.57/1,022,151.21 = 414,004.14/x
  3. Step 3: Cross multiply
    740,691.57x = 1,022,151.21 × 414,004.14
  4. Step 4: Simplify right side
    740,691.57x = 423,174,832,646.01
  5. Step 5: Solve for x
    x = 423,174,832,646.01/740,691.57
  6. Step 6: Final answer
    x = 571,323.95

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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.