Home / 412,535.66-569,334.04-231,244.70

Finding the Fourth Proportional to 412,535.66, 569,334.04 and 231,244.70

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Solution

The fourth proportional to 412,535.66, 569,334.04 and 231,244.70 is: 319,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,535.66 : 569,334.04 = 231,244.70 : x
  2. Step 2: Convert to fraction form
    412,535.66/569,334.04 = 231,244.70/x
  3. Step 3: Cross multiply
    412,535.66x = 569,334.04 × 231,244.70
  4. Step 4: Simplify right side
    412,535.66x = 131,655,479,279.59
  5. Step 5: Solve for x
    x = 131,655,479,279.59/412,535.66
  6. Step 6: Final answer
    x = 319,137.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.