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Finding the Fourth Proportional to 613,542.28, 846,723.33 and 368,601.97

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Solution

The fourth proportional to 613,542.28, 846,723.33 and 368,601.97 is: 508,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,542.28 : 846,723.33 = 368,601.97 : x
  2. Step 2: Convert to fraction form
    613,542.28/846,723.33 = 368,601.97/x
  3. Step 3: Cross multiply
    613,542.28x = 846,723.33 × 368,601.97
  4. Step 4: Simplify right side
    613,542.28x = 312,103,887,482.96
  5. Step 5: Solve for x
    x = 312,103,887,482.96/613,542.28
  6. Step 6: Final answer
    x = 508,691.74

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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.