Home / 671,418.12-1,006,872.30-222,004.20

Finding the Fourth Proportional to 671,418.12, 1,006,872.30 and 222,004.20

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Solution

The fourth proportional to 671,418.12, 1,006,872.30 and 222,004.20 is: 332,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,418.12 : 1,006,872.30 = 222,004.20 : x
  2. Step 2: Convert to fraction form
    671,418.12/1,006,872.30 = 222,004.20/x
  3. Step 3: Cross multiply
    671,418.12x = 1,006,872.30 × 222,004.20
  4. Step 4: Simplify right side
    671,418.12x = 223,529,879,463.66
  5. Step 5: Solve for x
    x = 223,529,879,463.66/671,418.12
  6. Step 6: Final answer
    x = 332,922.02

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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.