Home / 741,832.62-1,023,772.20-415,142.88

Finding the Fourth Proportional to 741,832.62, 1,023,772.20 and 415,142.88

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Solution

The fourth proportional to 741,832.62, 1,023,772.20 and 415,142.88 is: 572,921.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,832.62 : 1,023,772.20 = 415,142.88 : x
  2. Step 2: Convert to fraction form
    741,832.62/1,023,772.20 = 415,142.88/x
  3. Step 3: Cross multiply
    741,832.62x = 1,023,772.20 × 415,142.88
  4. Step 4: Simplify right side
    741,832.62x = 425,011,739,571.94
  5. Step 5: Solve for x
    x = 425,011,739,571.94/741,832.62
  6. Step 6: Final answer
    x = 572,921.34

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Double scale
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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.