Home / 417,890.52-576,672.75-226,899.54

Finding the Fourth Proportional to 417,890.52, 576,672.75 and 226,899.54

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Solution

The fourth proportional to 417,890.52, 576,672.75 and 226,899.54 is: 313,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,890.52 : 576,672.75 = 226,899.54 : x
  2. Step 2: Convert to fraction form
    417,890.52/576,672.75 = 226,899.54/x
  3. Step 3: Cross multiply
    417,890.52x = 576,672.75 × 226,899.54
  4. Step 4: Simplify right side
    417,890.52x = 130,846,781,705.54
  5. Step 5: Solve for x
    x = 130,846,781,705.54/417,890.52
  6. Step 6: Final answer
    x = 313,112.59

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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.