Home / 449,026-673,544.12-153,561.04

Finding the Fourth Proportional to 449,026, 673,544.12 and 153,561.04

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Solution

The fourth proportional to 449,026, 673,544.12 and 153,561.04 is: 230,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,026 : 673,544.12 = 153,561.04 : x
  2. Step 2: Convert to fraction form
    449,026/673,544.12 = 153,561.04/x
  3. Step 3: Cross multiply
    449,026x = 673,544.12 × 153,561.04
  4. Step 4: Simplify right side
    449,026x = 103,430,135,553.09
  5. Step 5: Solve for x
    x = 103,430,135,553.09/449,026
  6. Step 6: Final answer
    x = 230,343.31

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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.