Home / 435,942.18-653,525.82-169,640.46

Finding the Fourth Proportional to 435,942.18, 653,525.82 and 169,640.46

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Solution

The fourth proportional to 435,942.18, 653,525.82 and 169,640.46 is: 254,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,942.18 : 653,525.82 = 169,640.46 : x
  2. Step 2: Convert to fraction form
    435,942.18/653,525.82 = 169,640.46/x
  3. Step 3: Cross multiply
    435,942.18x = 653,525.82 × 169,640.46
  4. Step 4: Simplify right side
    435,942.18x = 110,864,420,726.68
  5. Step 5: Solve for x
    x = 110,864,420,726.68/435,942.18
  6. Step 6: Final answer
    x = 254,309.92

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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.