Home / 741,836.41-1,023,789.33-415,182.20

Finding the Fourth Proportional to 741,836.41, 1,023,789.33 and 415,182.20

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Solution

The fourth proportional to 741,836.41, 1,023,789.33 and 415,182.20 is: 572,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,836.41 : 1,023,789.33 = 415,182.20 : x
  2. Step 2: Convert to fraction form
    741,836.41/1,023,789.33 = 415,182.20/x
  3. Step 3: Cross multiply
    741,836.41x = 1,023,789.33 × 415,182.20
  4. Step 4: Simplify right side
    741,836.41x = 425,059,101,246.98
  5. Step 5: Solve for x
    x = 425,059,101,246.98/741,836.41
  6. Step 6: Final answer
    x = 572,982.26

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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.