Home / 722,228.55-1,083,340.26-216,787.34

Finding the Fourth Proportional to 722,228.55, 1,083,340.26 and 216,787.34

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Solution

The fourth proportional to 722,228.55, 1,083,340.26 and 216,787.34 is: 325,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,228.55 : 1,083,340.26 = 216,787.34 : x
  2. Step 2: Convert to fraction form
    722,228.55/1,083,340.26 = 216,787.34/x
  3. Step 3: Cross multiply
    722,228.55x = 1,083,340.26 × 216,787.34
  4. Step 4: Simplify right side
    722,228.55x = 234,854,447,863.61
  5. Step 5: Solve for x
    x = 234,854,447,863.61/722,228.55
  6. Step 6: Final answer
    x = 325,180.23

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1.5x scale

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.