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Finding the Fourth Proportional to 341,531.60, 511,375.80 and 341,531.60

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Solution

The fourth proportional to 341,531.60, 511,375.80 and 341,531.60 is: 511,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,531.60 : 511,375.80 = 341,531.60 : x
  2. Step 2: Convert to fraction form
    341,531.60/511,375.80 = 341,531.60/x
  3. Step 3: Cross multiply
    341,531.60x = 511,375.80 × 341,531.60
  4. Step 4: Simplify right side
    341,531.60x = 174,650,995,175.28
  5. Step 5: Solve for x
    x = 174,650,995,175.28/341,531.60
  6. Step 6: Final answer
    x = 511,375.80

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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.