Home / 624,947.31-937,422.18-225,869.85

Finding the Fourth Proportional to 624,947.31, 937,422.18 and 225,869.85

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Solution

The fourth proportional to 624,947.31, 937,422.18 and 225,869.85 is: 338,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,947.31 : 937,422.18 = 225,869.85 : x
  2. Step 2: Convert to fraction form
    624,947.31/937,422.18 = 225,869.85/x
  3. Step 3: Cross multiply
    624,947.31x = 937,422.18 × 225,869.85
  4. Step 4: Simplify right side
    624,947.31x = 211,735,407,183.27
  5. Step 5: Solve for x
    x = 211,735,407,183.27/624,947.31
  6. Step 6: Final answer
    x = 338,805.21

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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.