Home / 454,025.25-626,554.85-263,149.36

Finding the Fourth Proportional to 454,025.25, 626,554.85 and 263,149.36

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Solution

The fourth proportional to 454,025.25, 626,554.85 and 263,149.36 is: 363,146.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,025.25 : 626,554.85 = 263,149.36 : x
  2. Step 2: Convert to fraction form
    454,025.25/626,554.85 = 263,149.36/x
  3. Step 3: Cross multiply
    454,025.25x = 626,554.85 × 263,149.36
  4. Step 4: Simplify right side
    454,025.25x = 164,877,504,900.26
  5. Step 5: Solve for x
    x = 164,877,504,900.26/454,025.25
  6. Step 6: Final answer
    x = 363,146.11

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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.