Home / 435,448.19-653,213.60-169,229.27

Finding the Fourth Proportional to 435,448.19, 653,213.60 and 169,229.27

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Solution

The fourth proportional to 435,448.19, 653,213.60 and 169,229.27 is: 253,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,448.19 : 653,213.60 = 169,229.27 : x
  2. Step 2: Convert to fraction form
    435,448.19/653,213.60 = 169,229.27/x
  3. Step 3: Cross multiply
    435,448.19x = 653,213.60 × 169,229.27
  4. Step 4: Simplify right side
    435,448.19x = 110,542,860,682.07
  5. Step 5: Solve for x
    x = 110,542,860,682.07/435,448.19
  6. Step 6: Final answer
    x = 253,859.96

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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.