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Finding the Fourth Proportional to 454,017.35, 680,789.54 and 169,473.94

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Solution

The fourth proportional to 454,017.35, 680,789.54 and 169,473.94 is: 254,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,017.35 : 680,789.54 = 169,473.94 : x
  2. Step 2: Convert to fraction form
    454,017.35/680,789.54 = 169,473.94/x
  3. Step 3: Cross multiply
    454,017.35x = 680,789.54 × 169,473.94
  4. Step 4: Simplify right side
    454,017.35x = 115,376,084,376.30
  5. Step 5: Solve for x
    x = 115,376,084,376.30/454,017.35
  6. Step 6: Final answer
    x = 254,122.63

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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.