Home / 330,975.49-496,537.05-120,613.43

Finding the Fourth Proportional to 330,975.49, 496,537.05 and 120,613.43

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Solution

The fourth proportional to 330,975.49, 496,537.05 and 120,613.43 is: 180,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,975.49 : 496,537.05 = 120,613.43 : x
  2. Step 2: Convert to fraction form
    330,975.49/496,537.05 = 120,613.43/x
  3. Step 3: Cross multiply
    330,975.49x = 496,537.05 × 120,613.43
  4. Step 4: Simplify right side
    330,975.49x = 59,889,036,510.88
  5. Step 5: Solve for x
    x = 59,889,036,510.88/330,975.49
  6. Step 6: Final answer
    x = 180,947.04

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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.