Home / 415,029.36-572,732.78-226,221.13

Finding the Fourth Proportional to 415,029.36, 572,732.78 and 226,221.13

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Solution

The fourth proportional to 415,029.36, 572,732.78 and 226,221.13 is: 312,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,029.36 : 572,732.78 = 226,221.13 : x
  2. Step 2: Convert to fraction form
    415,029.36/572,732.78 = 226,221.13/x
  3. Step 3: Cross multiply
    415,029.36x = 572,732.78 × 226,221.13
  4. Step 4: Simplify right side
    415,029.36x = 129,564,256,679.64
  5. Step 5: Solve for x
    x = 129,564,256,679.64/415,029.36
  6. Step 6: Final answer
    x = 312,180.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.