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Finding the Fourth Proportional to 305,007.26, 457,061.27 and 169,885.22

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Solution

The fourth proportional to 305,007.26, 457,061.27 and 169,885.22 is: 254,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,007.26 : 457,061.27 = 169,885.22 : x
  2. Step 2: Convert to fraction form
    305,007.26/457,061.27 = 169,885.22/x
  3. Step 3: Cross multiply
    305,007.26x = 457,061.27 × 169,885.22
  4. Step 4: Simplify right side
    305,007.26x = 77,647,951,272.70
  5. Step 5: Solve for x
    x = 77,647,951,272.70/305,007.26
  6. Step 6: Final answer
    x = 254,577.39

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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.