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Finding the Fourth Proportional to 577,327.26, 865,888.82 and 156,635.94

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Solution

The fourth proportional to 577,327.26, 865,888.82 and 156,635.94 is: 234,926.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,327.26 : 865,888.82 = 156,635.94 : x
  2. Step 2: Convert to fraction form
    577,327.26/865,888.82 = 156,635.94/x
  3. Step 3: Cross multiply
    577,327.26x = 865,888.82 × 156,635.94
  4. Step 4: Simplify right side
    577,327.26x = 135,629,309,256.19
  5. Step 5: Solve for x
    x = 135,629,309,256.19/577,327.26
  6. Step 6: Final answer
    x = 234,926.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.