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Finding the Fourth Proportional to 449,087.97, 673,555.41 and 149,534.58

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Solution

The fourth proportional to 449,087.97, 673,555.41 and 149,534.58 is: 224,276.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,087.97 : 673,555.41 = 149,534.58 : x
  2. Step 2: Convert to fraction form
    449,087.97/673,555.41 = 149,534.58/x
  3. Step 3: Cross multiply
    449,087.97x = 673,555.41 × 149,534.58
  4. Step 4: Simplify right side
    449,087.97x = 100,719,825,341.08
  5. Step 5: Solve for x
    x = 100,719,825,341.08/449,087.97
  6. Step 6: Final answer
    x = 224,276.38

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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.