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Finding the Fourth Proportional to 484,732.32, 726,770.43 and 169,017

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Solution

The fourth proportional to 484,732.32, 726,770.43 and 169,017 is: 253,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,732.32 : 726,770.43 = 169,017 : x
  2. Step 2: Convert to fraction form
    484,732.32/726,770.43 = 169,017/x
  3. Step 3: Cross multiply
    484,732.32x = 726,770.43 × 169,017
  4. Step 4: Simplify right side
    484,732.32x = 122,836,557,767.31
  5. Step 5: Solve for x
    x = 122,836,557,767.31/484,732.32
  6. Step 6: Final answer
    x = 253,411.12

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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.