Home / 275,304.24-380,082.72-173,417.04

Finding the Fourth Proportional to 275,304.24, 380,082.72 and 173,417.04

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Solution

The fourth proportional to 275,304.24, 380,082.72 and 173,417.04 is: 239,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,304.24 : 380,082.72 = 173,417.04 : x
  2. Step 2: Convert to fraction form
    275,304.24/380,082.72 = 173,417.04/x
  3. Step 3: Cross multiply
    275,304.24x = 380,082.72 × 173,417.04
  4. Step 4: Simplify right side
    275,304.24x = 65,912,820,257.55
  5. Step 5: Solve for x
    x = 65,912,820,257.55/275,304.24
  6. Step 6: Final answer
    x = 239,418.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.