Home / 330,924.65-496,288.35-120,513.38

Finding the Fourth Proportional to 330,924.65, 496,288.35 and 120,513.38

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Solution

The fourth proportional to 330,924.65, 496,288.35 and 120,513.38 is: 180,734.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,924.65 : 496,288.35 = 120,513.38 : x
  2. Step 2: Convert to fraction form
    330,924.65/496,288.35 = 120,513.38/x
  3. Step 3: Cross multiply
    330,924.65x = 496,288.35 × 120,513.38
  4. Step 4: Simplify right side
    330,924.65x = 59,809,384,031.68
  5. Step 5: Solve for x
    x = 59,809,384,031.68/330,924.65
  6. Step 6: Final answer
    x = 180,734.15

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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.