Home / 627,864.48-941,990.94-217,568.70

Finding the Fourth Proportional to 627,864.48, 941,990.94 and 217,568.70

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Solution

The fourth proportional to 627,864.48, 941,990.94 and 217,568.70 is: 326,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,864.48 : 941,990.94 = 217,568.70 : x
  2. Step 2: Convert to fraction form
    627,864.48/941,990.94 = 217,568.70/x
  3. Step 3: Cross multiply
    627,864.48x = 941,990.94 × 217,568.70
  4. Step 4: Simplify right side
    627,864.48x = 204,947,744,227.58
  5. Step 5: Solve for x
    x = 204,947,744,227.58/627,864.48
  6. Step 6: Final answer
    x = 326,420.35

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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.