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Finding the Fourth Proportional to 441,264.54, 661,764.86 and 160,716.18

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Solution

The fourth proportional to 441,264.54, 661,764.86 and 160,716.18 is: 241,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,264.54 : 661,764.86 = 160,716.18 : x
  2. Step 2: Convert to fraction form
    441,264.54/661,764.86 = 160,716.18/x
  3. Step 3: Cross multiply
    441,264.54x = 661,764.86 × 160,716.18
  4. Step 4: Simplify right side
    441,264.54x = 106,356,320,357.44
  5. Step 5: Solve for x
    x = 106,356,320,357.44/441,264.54
  6. Step 6: Final answer
    x = 241,026.21

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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.