Home / 627,731.76-941,718.85-267,897.36

Finding the Fourth Proportional to 627,731.76, 941,718.85 and 267,897.36

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Solution

The fourth proportional to 627,731.76, 941,718.85 and 267,897.36 is: 401,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,731.76 : 941,718.85 = 267,897.36 : x
  2. Step 2: Convert to fraction form
    627,731.76/941,718.85 = 267,897.36/x
  3. Step 3: Cross multiply
    627,731.76x = 941,718.85 × 267,897.36
  4. Step 4: Simplify right side
    627,731.76x = 252,283,996,638.94
  5. Step 5: Solve for x
    x = 252,283,996,638.94/627,731.76
  6. Step 6: Final answer
    x = 401,897.77

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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.