Home / 725,240.83-1,087,861.03-226,604.83

Finding the Fourth Proportional to 725,240.83, 1,087,861.03 and 226,604.83

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Solution

The fourth proportional to 725,240.83, 1,087,861.03 and 226,604.83 is: 339,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,240.83 : 1,087,861.03 = 226,604.83 : x
  2. Step 2: Convert to fraction form
    725,240.83/1,087,861.03 = 226,604.83/x
  3. Step 3: Cross multiply
    725,240.83x = 1,087,861.03 × 226,604.83
  4. Step 4: Simplify right side
    725,240.83x = 246,514,563,766.78
  5. Step 5: Solve for x
    x = 246,514,563,766.78/725,240.83
  6. Step 6: Final answer
    x = 339,907.18

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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.