Home / 467,832.30-645,608.11-252,971.85

Finding the Fourth Proportional to 467,832.30, 645,608.11 and 252,971.85

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Solution

The fourth proportional to 467,832.30, 645,608.11 and 252,971.85 is: 349,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,832.30 : 645,608.11 = 252,971.85 : x
  2. Step 2: Convert to fraction form
    467,832.30/645,608.11 = 252,971.85/x
  3. Step 3: Cross multiply
    467,832.30x = 645,608.11 × 252,971.85
  4. Step 4: Simplify right side
    467,832.30x = 163,320,677,961.70
  5. Step 5: Solve for x
    x = 163,320,677,961.70/467,832.30
  6. Step 6: Final answer
    x = 349,100.90

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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.