Home / 330,764.92-456,400.22-194,825.96

Finding the Fourth Proportional to 330,764.92, 456,400.22 and 194,825.96

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Solution

The fourth proportional to 330,764.92, 456,400.22 and 194,825.96 is: 268,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,764.92 : 456,400.22 = 194,825.96 : x
  2. Step 2: Convert to fraction form
    330,764.92/456,400.22 = 194,825.96/x
  3. Step 3: Cross multiply
    330,764.92x = 456,400.22 × 194,825.96
  4. Step 4: Simplify right side
    330,764.92x = 88,918,611,005.71
  5. Step 5: Solve for x
    x = 88,918,611,005.71/330,764.92
  6. Step 6: Final answer
    x = 268,827.21

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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.