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Finding the Fourth Proportional to 580,939.32, 801,601.98 and 363,122.22

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Solution

The fourth proportional to 580,939.32, 801,601.98 and 363,122.22 is: 501,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,939.32 : 801,601.98 = 363,122.22 : x
  2. Step 2: Convert to fraction form
    580,939.32/801,601.98 = 363,122.22/x
  3. Step 3: Cross multiply
    580,939.32x = 801,601.98 × 363,122.22
  4. Step 4: Simplify right side
    580,939.32x = 291,079,490,534.00
  5. Step 5: Solve for x
    x = 291,079,490,534.00/580,939.32
  6. Step 6: Final answer
    x = 501,049.73

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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.