Home / 412,664.88-569,267.92-269,508.72

Finding the Fourth Proportional to 412,664.88, 569,267.92 and 269,508.72

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Solution

The fourth proportional to 412,664.88, 569,267.92 and 269,508.72 is: 371,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,664.88 : 569,267.92 = 269,508.72 : x
  2. Step 2: Convert to fraction form
    412,664.88/569,267.92 = 269,508.72/x
  3. Step 3: Cross multiply
    412,664.88x = 569,267.92 × 269,508.72
  4. Step 4: Simplify right side
    412,664.88x = 153,422,668,456.26
  5. Step 5: Solve for x
    x = 153,422,668,456.26/412,664.88
  6. Step 6: Final answer
    x = 371,785.14

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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.