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Finding the Fourth Proportional to 635,023.26, 876,348.72 and 363,135.42

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Solution

The fourth proportional to 635,023.26, 876,348.72 and 363,135.42 is: 501,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,023.26 : 876,348.72 = 363,135.42 : x
  2. Step 2: Convert to fraction form
    635,023.26/876,348.72 = 363,135.42/x
  3. Step 3: Cross multiply
    635,023.26x = 876,348.72 × 363,135.42
  4. Step 4: Simplify right side
    635,023.26x = 318,233,260,503.66
  5. Step 5: Solve for x
    x = 318,233,260,503.66/635,023.26
  6. Step 6: Final answer
    x = 501,136.38

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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.