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Finding the Fourth Proportional to 449,969.78, 674,733.24 and 183,658.79

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Solution

The fourth proportional to 449,969.78, 674,733.24 and 183,658.79 is: 275,397.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,969.78 : 674,733.24 = 183,658.79 : x
  2. Step 2: Convert to fraction form
    449,969.78/674,733.24 = 183,658.79/x
  3. Step 3: Cross multiply
    449,969.78x = 674,733.24 × 183,658.79
  4. Step 4: Simplify right side
    449,969.78x = 123,920,692,118.01
  5. Step 5: Solve for x
    x = 123,920,692,118.01/449,969.78
  6. Step 6: Final answer
    x = 275,397.81

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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.