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Finding the Fourth Proportional to 449,807.50, 674,186.37 and 250,032.34

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Solution

The fourth proportional to 449,807.50, 674,186.37 and 250,032.34 is: 374,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,807.50 : 674,186.37 = 250,032.34 : x
  2. Step 2: Convert to fraction form
    449,807.50/674,186.37 = 250,032.34/x
  3. Step 3: Cross multiply
    449,807.50x = 674,186.37 × 250,032.34
  4. Step 4: Simplify right side
    449,807.50x = 168,568,395,687.21
  5. Step 5: Solve for x
    x = 168,568,395,687.21/449,807.50
  6. Step 6: Final answer
    x = 374,756.75

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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.