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Finding the Fourth Proportional to 454,091.95, 680,901.42 and 169,548.49

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Solution

The fourth proportional to 454,091.95, 680,901.42 and 169,548.49 is: 254,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,091.95 : 680,901.42 = 169,548.49 : x
  2. Step 2: Convert to fraction form
    454,091.95/680,901.42 = 169,548.49/x
  3. Step 3: Cross multiply
    454,091.95x = 680,901.42 × 169,548.49
  4. Step 4: Simplify right side
    454,091.95x = 115,445,807,656.22
  5. Step 5: Solve for x
    x = 115,445,807,656.22/454,091.95
  6. Step 6: Final answer
    x = 254,234.43

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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.