Home / 326,999.30-451,074.33-205,932.42

Finding the Fourth Proportional to 326,999.30, 451,074.33 and 205,932.42

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Solution

The fourth proportional to 326,999.30, 451,074.33 and 205,932.42 is: 284,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,999.30 : 451,074.33 = 205,932.42 : x
  2. Step 2: Convert to fraction form
    326,999.30/451,074.33 = 205,932.42/x
  3. Step 3: Cross multiply
    326,999.30x = 451,074.33 × 205,932.42
  4. Step 4: Simplify right side
    326,999.30x = 92,890,828,376.78
  5. Step 5: Solve for x
    x = 92,890,828,376.78/326,999.30
  6. Step 6: Final answer
    x = 284,070.42

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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.