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Finding the Fourth Proportional to 868,877.82, 1,304,020.89 and 448,273.98

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Solution

The fourth proportional to 868,877.82, 1,304,020.89 and 448,273.98 is: 672,774.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,877.82 : 1,304,020.89 = 448,273.98 : x
  2. Step 2: Convert to fraction form
    868,877.82/1,304,020.89 = 448,273.98/x
  3. Step 3: Cross multiply
    868,877.82x = 1,304,020.89 × 448,273.98
  4. Step 4: Simplify right side
    868,877.82x = 584,558,634,363.44
  5. Step 5: Solve for x
    x = 584,558,634,363.44/868,877.82
  6. Step 6: Final answer
    x = 672,774.26

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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.