Home / 627,451.16-941,174.34-178,172.04

Finding the Fourth Proportional to 627,451.16, 941,174.34 and 178,172.04

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Solution

The fourth proportional to 627,451.16, 941,174.34 and 178,172.04 is: 267,257.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,451.16 : 941,174.34 = 178,172.04 : x
  2. Step 2: Convert to fraction form
    627,451.16/941,174.34 = 178,172.04/x
  3. Step 3: Cross multiply
    627,451.16x = 941,174.34 × 178,172.04
  4. Step 4: Simplify right side
    627,451.16x = 167,690,952,153.45
  5. Step 5: Solve for x
    x = 167,690,952,153.45/627,451.16
  6. Step 6: Final answer
    x = 267,257.38

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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.