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Finding the Fourth Proportional to 479,053.44, 661,098.51 and 264,201.75

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Solution

The fourth proportional to 479,053.44, 661,098.51 and 264,201.75 is: 364,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,053.44 : 661,098.51 = 264,201.75 : x
  2. Step 2: Convert to fraction form
    479,053.44/661,098.51 = 264,201.75/x
  3. Step 3: Cross multiply
    479,053.44x = 661,098.51 × 264,201.75
  4. Step 4: Simplify right side
    479,053.44x = 174,663,383,264.39
  5. Step 5: Solve for x
    x = 174,663,383,264.39/479,053.44
  6. Step 6: Final answer
    x = 364,601.04

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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.