Home / 373,288.20-559,932.30-215,824.20

Finding the Fourth Proportional to 373,288.20, 559,932.30 and 215,824.20

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Solution

The fourth proportional to 373,288.20, 559,932.30 and 215,824.20 is: 323,736.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,288.20 : 559,932.30 = 215,824.20 : x
  2. Step 2: Convert to fraction form
    373,288.20/559,932.30 = 215,824.20/x
  3. Step 3: Cross multiply
    373,288.20x = 559,932.30 × 215,824.20
  4. Step 4: Simplify right side
    373,288.20x = 120,846,940,701.66
  5. Step 5: Solve for x
    x = 120,846,940,701.66/373,288.20
  6. Step 6: Final answer
    x = 323,736.30

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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.