Home / 454,067.10-626,612.67-263,191.20

Finding the Fourth Proportional to 454,067.10, 626,612.67 and 263,191.20

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Solution

The fourth proportional to 454,067.10, 626,612.67 and 263,191.20 is: 363,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,067.10 : 626,612.67 = 263,191.20 : x
  2. Step 2: Convert to fraction form
    454,067.10/626,612.67 = 263,191.20/x
  3. Step 3: Cross multiply
    454,067.10x = 626,612.67 × 263,191.20
  4. Step 4: Simplify right side
    454,067.10x = 164,918,940,552.50
  5. Step 5: Solve for x
    x = 164,918,940,552.50/454,067.10
  6. Step 6: Final answer
    x = 363,203.90

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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.