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Finding the Fourth Proportional to 341,080.52, 511,975.64 and 251,224.68

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Solution

The fourth proportional to 341,080.52, 511,975.64 and 251,224.68 is: 377,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,080.52 : 511,975.64 = 251,224.68 : x
  2. Step 2: Convert to fraction form
    341,080.52/511,975.64 = 251,224.68/x
  3. Step 3: Cross multiply
    341,080.52x = 511,975.64 × 251,224.68
  4. Step 4: Simplify right side
    341,080.52x = 128,620,916,326.80
  5. Step 5: Solve for x
    x = 128,620,916,326.80/341,080.52
  6. Step 6: Final answer
    x = 377,098.39

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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.