Home / 725,672.08-1,088,606.67-252,296.20

Finding the Fourth Proportional to 725,672.08, 1,088,606.67 and 252,296.20

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Solution

The fourth proportional to 725,672.08, 1,088,606.67 and 252,296.20 is: 378,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,672.08 : 1,088,606.67 = 252,296.20 : x
  2. Step 2: Convert to fraction form
    725,672.08/1,088,606.67 = 252,296.20/x
  3. Step 3: Cross multiply
    725,672.08x = 1,088,606.67 × 252,296.20
  4. Step 4: Simplify right side
    725,672.08x = 274,651,326,135.65
  5. Step 5: Solve for x
    x = 274,651,326,135.65/725,672.08
  6. Step 6: Final answer
    x = 378,478.56

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1.5x scale

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.