Home / 330,706.27-496,006.24-90,764.12

Finding the Fourth Proportional to 330,706.27, 496,006.24 and 90,764.12

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Solution

The fourth proportional to 330,706.27, 496,006.24 and 90,764.12 is: 136,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,706.27 : 496,006.24 = 90,764.12 : x
  2. Step 2: Convert to fraction form
    330,706.27/496,006.24 = 90,764.12/x
  3. Step 3: Cross multiply
    330,706.27x = 496,006.24 × 90,764.12
  4. Step 4: Simplify right side
    330,706.27x = 45,019,569,888.11
  5. Step 5: Solve for x
    x = 45,019,569,888.11/330,706.27
  6. Step 6: Final answer
    x = 136,131.59

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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.