Home / 312,213.15-466,060.61-274,380.12

Finding the Fourth Proportional to 312,213.15, 466,060.61 and 274,380.12

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Solution

The fourth proportional to 312,213.15, 466,060.61 and 274,380.12 is: 409,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,213.15 : 466,060.61 = 274,380.12 : x
  2. Step 2: Convert to fraction form
    312,213.15/466,060.61 = 274,380.12/x
  3. Step 3: Cross multiply
    312,213.15x = 466,060.61 × 274,380.12
  4. Step 4: Simplify right side
    312,213.15x = 127,877,764,727.17
  5. Step 5: Solve for x
    x = 127,877,764,727.17/312,213.15
  6. Step 6: Final answer
    x = 409,584.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.