Home / 454,071.36-626,618.28-263,195.36

Finding the Fourth Proportional to 454,071.36, 626,618.28 and 263,195.36

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Solution

The fourth proportional to 454,071.36, 626,618.28 and 263,195.36 is: 363,209.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,071.36 : 626,618.28 = 263,195.36 : x
  2. Step 2: Convert to fraction form
    454,071.36/626,618.28 = 263,195.36/x
  3. Step 3: Cross multiply
    454,071.36x = 626,618.28 × 263,195.36
  4. Step 4: Simplify right side
    454,071.36x = 164,923,023,787.18
  5. Step 5: Solve for x
    x = 164,923,023,787.18/454,071.36
  6. Step 6: Final answer
    x = 363,209.48

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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.