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Finding the Fourth Proportional to 351,804, 527,706 and 154,812

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Solution

The fourth proportional to 351,804, 527,706 and 154,812 is: 232,218

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,804 : 527,706 = 154,812 : x
  2. Step 2: Convert to fraction form
    351,804/527,706 = 154,812/x
  3. Step 3: Cross multiply
    351,804x = 527,706 × 154,812
  4. Step 4: Simplify right side
    351,804x = 81,695,221,272
  5. Step 5: Solve for x
    x = 81,695,221,272/351,804
  6. Step 6: Final answer
    x = 232,218

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.