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Finding the Fourth Proportional to 453,438.88, 680,250.48 and 158,158.24

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Solution

The fourth proportional to 453,438.88, 680,250.48 and 158,158.24 is: 237,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,438.88 : 680,250.48 = 158,158.24 : x
  2. Step 2: Convert to fraction form
    453,438.88/680,250.48 = 158,158.24/x
  3. Step 3: Cross multiply
    453,438.88x = 680,250.48 × 158,158.24
  4. Step 4: Simplify right side
    453,438.88x = 107,587,218,675.96
  5. Step 5: Solve for x
    x = 107,587,218,675.96/453,438.88
  6. Step 6: Final answer
    x = 237,269.51

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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.