Home / 664,150.22-996,962.83-344,216.42

Finding the Fourth Proportional to 664,150.22, 996,962.83 and 344,216.42

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Solution

The fourth proportional to 664,150.22, 996,962.83 and 344,216.42 is: 516,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,150.22 : 996,962.83 = 344,216.42 : x
  2. Step 2: Convert to fraction form
    664,150.22/996,962.83 = 344,216.42/x
  3. Step 3: Cross multiply
    664,150.22x = 996,962.83 × 344,216.42
  4. Step 4: Simplify right side
    664,150.22x = 343,170,974,108.92
  5. Step 5: Solve for x
    x = 343,170,974,108.92/664,150.22
  6. Step 6: Final answer
    x = 516,706.86

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1.5x scale

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.