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Finding the Fourth Proportional to 335,460.56, 503,174.40 and 125,082.04

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Solution

The fourth proportional to 335,460.56, 503,174.40 and 125,082.04 is: 187,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,460.56 : 503,174.40 = 125,082.04 : x
  2. Step 2: Convert to fraction form
    335,460.56/503,174.40 = 125,082.04/x
  3. Step 3: Cross multiply
    335,460.56x = 503,174.40 × 125,082.04
  4. Step 4: Simplify right side
    335,460.56x = 62,938,080,427.78
  5. Step 5: Solve for x
    x = 62,938,080,427.78/335,460.56
  6. Step 6: Final answer
    x = 187,616.93

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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.