Home / 674,748.11-1,012,174.49-225,470.59

Finding the Fourth Proportional to 674,748.11, 1,012,174.49 and 225,470.59

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Solution

The fourth proportional to 674,748.11, 1,012,174.49 and 225,470.59 is: 338,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,748.11 : 1,012,174.49 = 225,470.59 : x
  2. Step 2: Convert to fraction form
    674,748.11/1,012,174.49 = 225,470.59/x
  3. Step 3: Cross multiply
    674,748.11x = 1,012,174.49 × 225,470.59
  4. Step 4: Simplify right side
    674,748.11x = 228,215,577,476.49
  5. Step 5: Solve for x
    x = 228,215,577,476.49/674,748.11
  6. Step 6: Final answer
    x = 338,223.37

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Double scale
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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.