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Finding the Fourth Proportional to 325,470.24, 448,922.88 and 276,948

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Solution

The fourth proportional to 325,470.24, 448,922.88 and 276,948 is: 381,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,470.24 : 448,922.88 = 276,948 : x
  2. Step 2: Convert to fraction form
    325,470.24/448,922.88 = 276,948/x
  3. Step 3: Cross multiply
    325,470.24x = 448,922.88 × 276,948
  4. Step 4: Simplify right side
    325,470.24x = 124,328,293,770.24
  5. Step 5: Solve for x
    x = 124,328,293,770.24/325,470.24
  6. Step 6: Final answer
    x = 381,995.89

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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.