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Finding the Fourth Proportional to 325,161.52, 448,876.30 and 244,619.72

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Solution

The fourth proportional to 325,161.52, 448,876.30 and 244,619.72 is: 337,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,161.52 : 448,876.30 = 244,619.72 : x
  2. Step 2: Convert to fraction form
    325,161.52/448,876.30 = 244,619.72/x
  3. Step 3: Cross multiply
    325,161.52x = 448,876.30 × 244,619.72
  4. Step 4: Simplify right side
    325,161.52x = 109,803,994,820.64
  5. Step 5: Solve for x
    x = 109,803,994,820.64/325,161.52
  6. Step 6: Final answer
    x = 337,690.62

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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.