Home / 449,645.04-674,269.92-239,232.96

Finding the Fourth Proportional to 449,645.04, 674,269.92 and 239,232.96

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Solution

The fourth proportional to 449,645.04, 674,269.92 and 239,232.96 is: 358,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,645.04 : 674,269.92 = 239,232.96 : x
  2. Step 2: Convert to fraction form
    449,645.04/674,269.92 = 239,232.96/x
  3. Step 3: Cross multiply
    449,645.04x = 674,269.92 × 239,232.96
  4. Step 4: Simplify right side
    449,645.04x = 161,307,588,800.56
  5. Step 5: Solve for x
    x = 161,307,588,800.56/449,645.04
  6. Step 6: Final answer
    x = 358,744.29

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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.