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Finding the Fourth Proportional to 670,233.84, 1,006,067 and 271,135.50

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Solution

The fourth proportional to 670,233.84, 1,006,067 and 271,135.50 is: 406,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,233.84 : 1,006,067 = 271,135.50 : x
  2. Step 2: Convert to fraction form
    670,233.84/1,006,067 = 271,135.50/x
  3. Step 3: Cross multiply
    670,233.84x = 1,006,067 × 271,135.50
  4. Step 4: Simplify right side
    670,233.84x = 272,780,479,078.50
  5. Step 5: Solve for x
    x = 272,780,479,078.50/670,233.84
  6. Step 6: Final answer
    x = 406,993.00

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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.