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Finding the Fourth Proportional to 454,167, 626,750.46 and 252,975.96

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Solution

The fourth proportional to 454,167, 626,750.46 and 252,975.96 is: 349,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,167 : 626,750.46 = 252,975.96 : x
  2. Step 2: Convert to fraction form
    454,167/626,750.46 = 252,975.96/x
  3. Step 3: Cross multiply
    454,167x = 626,750.46 × 252,975.96
  4. Step 4: Simplify right side
    454,167x = 158,552,799,298.94
  5. Step 5: Solve for x
    x = 158,552,799,298.94/454,167
  6. Step 6: Final answer
    x = 349,106.82

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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.