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Finding the Fourth Proportional to 635,333.64, 876,781.14 and 367,061.64

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Solution

The fourth proportional to 635,333.64, 876,781.14 and 367,061.64 is: 506,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,333.64 : 876,781.14 = 367,061.64 : x
  2. Step 2: Convert to fraction form
    635,333.64/876,781.14 = 367,061.64/x
  3. Step 3: Cross multiply
    635,333.64x = 876,781.14 × 367,061.64
  4. Step 4: Simplify right side
    635,333.64x = 321,832,723,169.47
  5. Step 5: Solve for x
    x = 321,832,723,169.47/635,333.64
  6. Step 6: Final answer
    x = 506,557.03

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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.