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Finding the Fourth Proportional to 609,310.62, 914,152.77 and 272,634.66

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Solution

The fourth proportional to 609,310.62, 914,152.77 and 272,634.66 is: 409,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,310.62 : 914,152.77 = 272,634.66 : x
  2. Step 2: Convert to fraction form
    609,310.62/914,152.77 = 272,634.66/x
  3. Step 3: Cross multiply
    609,310.62x = 914,152.77 × 272,634.66
  4. Step 4: Simplify right side
    609,310.62x = 249,229,729,637.01
  5. Step 5: Solve for x
    x = 249,229,729,637.01/609,310.62
  6. Step 6: Final answer
    x = 409,035.59

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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.