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Finding the Fourth Proportional to 454,100, 626,677.44 and 252,896

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Solution

The fourth proportional to 454,100, 626,677.44 and 252,896 is: 349,007.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,100 : 626,677.44 = 252,896 : x
  2. Step 2: Convert to fraction form
    454,100/626,677.44 = 252,896/x
  3. Step 3: Cross multiply
    454,100x = 626,677.44 × 252,896
  4. Step 4: Simplify right side
    454,100x = 158,484,217,866.24
  5. Step 5: Solve for x
    x = 158,484,217,866.24/454,100
  6. Step 6: Final answer
    x = 349,007.31

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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.