Home / 454,042.78-626,579.04-263,166.89

Finding the Fourth Proportional to 454,042.78, 626,579.04 and 263,166.89

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Solution

The fourth proportional to 454,042.78, 626,579.04 and 263,166.89 is: 363,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,042.78 : 626,579.04 = 263,166.89 : x
  2. Step 2: Convert to fraction form
    454,042.78/626,579.04 = 263,166.89/x
  3. Step 3: Cross multiply
    454,042.78x = 626,579.04 × 263,166.89
  4. Step 4: Simplify right side
    454,042.78x = 164,894,857,295.99
  5. Step 5: Solve for x
    x = 164,894,857,295.99/454,042.78
  6. Step 6: Final answer
    x = 363,170.31

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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.