Home / 484,476.32-726,684.56-180,811.36

Finding the Fourth Proportional to 484,476.32, 726,684.56 and 180,811.36

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Solution

The fourth proportional to 484,476.32, 726,684.56 and 180,811.36 is: 271,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,476.32 : 726,684.56 = 180,811.36 : x
  2. Step 2: Convert to fraction form
    484,476.32/726,684.56 = 180,811.36/x
  3. Step 3: Cross multiply
    484,476.32x = 726,684.56 × 180,811.36
  4. Step 4: Simplify right side
    484,476.32x = 131,392,823,584.60
  5. Step 5: Solve for x
    x = 131,392,823,584.60/484,476.32
  6. Step 6: Final answer
    x = 271,205.87

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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.