Home / 412,355.35-569,065.79-231,060.57

Finding the Fourth Proportional to 412,355.35, 569,065.79 and 231,060.57

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Solution

The fourth proportional to 412,355.35, 569,065.79 and 231,060.57 is: 318,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,355.35 : 569,065.79 = 231,060.57 : x
  2. Step 2: Convert to fraction form
    412,355.35/569,065.79 = 231,060.57/x
  3. Step 3: Cross multiply
    412,355.35x = 569,065.79 × 231,060.57
  4. Step 4: Simplify right side
    412,355.35x = 131,488,665,804.90
  5. Step 5: Solve for x
    x = 131,488,665,804.90/412,355.35
  6. Step 6: Final answer
    x = 318,872.22

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1.5x scale

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.