Home / 765,925.38-1,057,103.24-584,294.36

Finding the Fourth Proportional to 765,925.38, 1,057,103.24 and 584,294.36

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Solution

The fourth proportional to 765,925.38, 1,057,103.24 and 584,294.36 is: 806,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,925.38 : 1,057,103.24 = 584,294.36 : x
  2. Step 2: Convert to fraction form
    765,925.38/1,057,103.24 = 584,294.36/x
  3. Step 3: Cross multiply
    765,925.38x = 1,057,103.24 × 584,294.36
  4. Step 4: Simplify right side
    765,925.38x = 617,659,452,862.74
  5. Step 5: Solve for x
    x = 617,659,452,862.74/765,925.38
  6. Step 6: Final answer
    x = 806,422.49

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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.