Home / 759,049.67-1,138,187.52-253,429.04

Finding the Fourth Proportional to 759,049.67, 1,138,187.52 and 253,429.04

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Solution

The fourth proportional to 759,049.67, 1,138,187.52 and 253,429.04 is: 380,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,049.67 : 1,138,187.52 = 253,429.04 : x
  2. Step 2: Convert to fraction form
    759,049.67/1,138,187.52 = 253,429.04/x
  3. Step 3: Cross multiply
    759,049.67x = 1,138,187.52 × 253,429.04
  4. Step 4: Simplify right side
    759,049.67x = 288,449,764,842.64
  5. Step 5: Solve for x
    x = 288,449,764,842.64/759,049.67
  6. Step 6: Final answer
    x = 380,014.35

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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.