Home / 627,719.80-941,282.90-228,082.04

Finding the Fourth Proportional to 627,719.80, 941,282.90 and 228,082.04

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Solution

The fourth proportional to 627,719.80, 941,282.90 and 228,082.04 is: 342,015.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,719.80 : 941,282.90 = 228,082.04 : x
  2. Step 2: Convert to fraction form
    627,719.80/941,282.90 = 228,082.04/x
  3. Step 3: Cross multiply
    627,719.80x = 941,282.90 × 228,082.04
  4. Step 4: Simplify right side
    627,719.80x = 214,689,724,049.12
  5. Step 5: Solve for x
    x = 214,689,724,049.12/627,719.80
  6. Step 6: Final answer
    x = 342,015.22

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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.