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Finding the Fourth Proportional to 449,327.63, 673,597.78 and 169,041.71

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Solution

The fourth proportional to 449,327.63, 673,597.78 and 169,041.71 is: 253,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,327.63 : 673,597.78 = 169,041.71 : x
  2. Step 2: Convert to fraction form
    449,327.63/673,597.78 = 169,041.71/x
  3. Step 3: Cross multiply
    449,327.63x = 673,597.78 × 169,041.71
  4. Step 4: Simplify right side
    449,327.63x = 113,866,121,844.79
  5. Step 5: Solve for x
    x = 113,866,121,844.79/449,327.63
  6. Step 6: Final answer
    x = 253,414.47

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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.