Home / 331,086.15-496,240.43-153,217.44

Finding the Fourth Proportional to 331,086.15, 496,240.43 and 153,217.44

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Solution

The fourth proportional to 331,086.15, 496,240.43 and 153,217.44 is: 229,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,086.15 : 496,240.43 = 153,217.44 : x
  2. Step 2: Convert to fraction form
    331,086.15/496,240.43 = 153,217.44/x
  3. Step 3: Cross multiply
    331,086.15x = 496,240.43 × 153,217.44
  4. Step 4: Simplify right side
    331,086.15x = 76,032,687,543.01
  5. Step 5: Solve for x
    x = 76,032,687,543.01/331,086.15
  6. Step 6: Final answer
    x = 229,646.23

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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.