Home / 635,822.70-953,695.42-225,512.34

Finding the Fourth Proportional to 635,822.70, 953,695.42 and 225,512.34

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Solution

The fourth proportional to 635,822.70, 953,695.42 and 225,512.34 is: 338,254.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,822.70 : 953,695.42 = 225,512.34 : x
  2. Step 2: Convert to fraction form
    635,822.70/953,695.42 = 225,512.34/x
  3. Step 3: Cross multiply
    635,822.70x = 953,695.42 × 225,512.34
  4. Step 4: Simplify right side
    635,822.70x = 215,070,085,811.48
  5. Step 5: Solve for x
    x = 215,070,085,811.48/635,822.70
  6. Step 6: Final answer
    x = 338,254.81

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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.