Home / 435,074.22-653,251.96-243,324.33

Finding the Fourth Proportional to 435,074.22, 653,251.96 and 243,324.33

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Solution

The fourth proportional to 435,074.22, 653,251.96 and 243,324.33 is: 365,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,074.22 : 653,251.96 = 243,324.33 : x
  2. Step 2: Convert to fraction form
    435,074.22/653,251.96 = 243,324.33/x
  3. Step 3: Cross multiply
    435,074.22x = 653,251.96 × 243,324.33
  4. Step 4: Simplify right side
    435,074.22x = 158,952,095,488.19
  5. Step 5: Solve for x
    x = 158,952,095,488.19/435,074.22
  6. Step 6: Final answer
    x = 365,344.78

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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.