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Finding the Fourth Proportional to 454,267.44, 626,902.02 and 253,076.40

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Solution

The fourth proportional to 454,267.44, 626,902.02 and 253,076.40 is: 349,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,267.44 : 626,902.02 = 253,076.40 : x
  2. Step 2: Convert to fraction form
    454,267.44/626,902.02 = 253,076.40/x
  3. Step 3: Cross multiply
    454,267.44x = 626,902.02 × 253,076.40
  4. Step 4: Simplify right side
    454,267.44x = 158,654,106,374.33
  5. Step 5: Solve for x
    x = 158,654,106,374.33/454,267.44
  6. Step 6: Final answer
    x = 349,252.65

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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.