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Finding the Fourth Proportional to 325,492.43, 448,879.86 and 223,337.66

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Solution

The fourth proportional to 325,492.43, 448,879.86 and 223,337.66 is: 308,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,492.43 : 448,879.86 = 223,337.66 : x
  2. Step 2: Convert to fraction form
    325,492.43/448,879.86 = 223,337.66/x
  3. Step 3: Cross multiply
    325,492.43x = 448,879.86 × 223,337.66
  4. Step 4: Simplify right side
    325,492.43x = 100,251,775,309.13
  5. Step 5: Solve for x
    x = 100,251,775,309.13/325,492.43
  6. Step 6: Final answer
    x = 308,000.33

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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.