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Finding the Fourth Proportional to 454,015.48, 626,535.48 and 250,062.52

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Solution

The fourth proportional to 454,015.48, 626,535.48 and 250,062.52 is: 345,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,015.48 : 626,535.48 = 250,062.52 : x
  2. Step 2: Convert to fraction form
    454,015.48/626,535.48 = 250,062.52/x
  3. Step 3: Cross multiply
    454,015.48x = 626,535.48 × 250,062.52
  4. Step 4: Simplify right side
    454,015.48x = 156,673,040,998.21
  5. Step 5: Solve for x
    x = 156,673,040,998.21/454,015.48
  6. Step 6: Final answer
    x = 345,083.04

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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.