Home / 409,843.10-614,108.55-269,437.70

Finding the Fourth Proportional to 409,843.10, 614,108.55 and 269,437.70

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Solution

The fourth proportional to 409,843.10, 614,108.55 and 269,437.70 is: 403,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,843.10 : 614,108.55 = 269,437.70 : x
  2. Step 2: Convert to fraction form
    409,843.10/614,108.55 = 269,437.70/x
  3. Step 3: Cross multiply
    409,843.10x = 614,108.55 × 269,437.70
  4. Step 4: Simplify right side
    409,843.10x = 165,463,995,262.34
  5. Step 5: Solve for x
    x = 165,463,995,262.34/409,843.10
  6. Step 6: Final answer
    x = 403,725.22

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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.