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Finding the Fourth Proportional to 345,241.88, 517,335.30 and 232,505.24

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Solution

The fourth proportional to 345,241.88, 517,335.30 and 232,505.24 is: 348,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,241.88 : 517,335.30 = 232,505.24 : x
  2. Step 2: Convert to fraction form
    345,241.88/517,335.30 = 232,505.24/x
  3. Step 3: Cross multiply
    345,241.88x = 517,335.30 × 232,505.24
  4. Step 4: Simplify right side
    345,241.88x = 120,283,168,086.97
  5. Step 5: Solve for x
    x = 120,283,168,086.97/345,241.88
  6. Step 6: Final answer
    x = 348,402.60

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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.