Home / 627,641.76-941,363.40-272,560.44

Finding the Fourth Proportional to 627,641.76, 941,363.40 and 272,560.44

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Solution

The fourth proportional to 627,641.76, 941,363.40 and 272,560.44 is: 408,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,641.76 : 941,363.40 = 272,560.44 : x
  2. Step 2: Convert to fraction form
    627,641.76/941,363.40 = 272,560.44/x
  3. Step 3: Cross multiply
    627,641.76x = 941,363.40 × 272,560.44
  4. Step 4: Simplify right side
    627,641.76x = 256,578,422,503.90
  5. Step 5: Solve for x
    x = 256,578,422,503.90/627,641.76
  6. Step 6: Final answer
    x = 408,797.56

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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.