Home / 675,115.20-1,012,771.08-248,855.04

Finding the Fourth Proportional to 675,115.20, 1,012,771.08 and 248,855.04

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Solution

The fourth proportional to 675,115.20, 1,012,771.08 and 248,855.04 is: 373,318.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,115.20 : 1,012,771.08 = 248,855.04 : x
  2. Step 2: Convert to fraction form
    675,115.20/1,012,771.08 = 248,855.04/x
  3. Step 3: Cross multiply
    675,115.20x = 1,012,771.08 × 248,855.04
  4. Step 4: Simplify right side
    675,115.20x = 252,033,187,624.24
  5. Step 5: Solve for x
    x = 252,033,187,624.24/675,115.20
  6. Step 6: Final answer
    x = 373,318.79

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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.