Home / 454,265.44-626,886.32-263,389.55

Finding the Fourth Proportional to 454,265.44, 626,886.32 and 263,389.55

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Solution

The fourth proportional to 454,265.44, 626,886.32 and 263,389.55 is: 363,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,265.44 : 626,886.32 = 263,389.55 : x
  2. Step 2: Convert to fraction form
    454,265.44/626,886.32 = 263,389.55/x
  3. Step 3: Cross multiply
    454,265.44x = 626,886.32 × 263,389.55
  4. Step 4: Simplify right side
    454,265.44x = 165,115,304,817.21
  5. Step 5: Solve for x
    x = 165,115,304,817.21/454,265.44
  6. Step 6: Final answer
    x = 363,477.58

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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.