Home / 846,450.54-1,269,772.17-306,961.02

Finding the Fourth Proportional to 846,450.54, 1,269,772.17 and 306,961.02

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Solution

The fourth proportional to 846,450.54, 1,269,772.17 and 306,961.02 is: 460,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,450.54 : 1,269,772.17 = 306,961.02 : x
  2. Step 2: Convert to fraction form
    846,450.54/1,269,772.17 = 306,961.02/x
  3. Step 3: Cross multiply
    846,450.54x = 1,269,772.17 × 306,961.02
  4. Step 4: Simplify right side
    846,450.54x = 389,770,560,470.81
  5. Step 5: Solve for x
    x = 389,770,560,470.81/846,450.54
  6. Step 6: Final answer
    x = 460,476.47

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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.