Home / 627,753.52-941,622.18-154,443.04

Finding the Fourth Proportional to 627,753.52, 941,622.18 and 154,443.04

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Solution

The fourth proportional to 627,753.52, 941,622.18 and 154,443.04 is: 231,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,753.52 : 941,622.18 = 154,443.04 : x
  2. Step 2: Convert to fraction form
    627,753.52/941,622.18 = 154,443.04/x
  3. Step 3: Cross multiply
    627,753.52x = 941,622.18 × 154,443.04
  4. Step 4: Simplify right side
    627,753.52x = 145,426,992,010.63
  5. Step 5: Solve for x
    x = 145,426,992,010.63/627,753.52
  6. Step 6: Final answer
    x = 231,662.57

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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.