Home / 483,947.10-726,179.85-203,492.70

Finding the Fourth Proportional to 483,947.10, 726,179.85 and 203,492.70

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Solution

The fourth proportional to 483,947.10, 726,179.85 and 203,492.70 is: 305,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,947.10 : 726,179.85 = 203,492.70 : x
  2. Step 2: Convert to fraction form
    483,947.10/726,179.85 = 203,492.70/x
  3. Step 3: Cross multiply
    483,947.10x = 726,179.85 × 203,492.70
  4. Step 4: Simplify right side
    483,947.10x = 147,772,298,362.10
  5. Step 5: Solve for x
    x = 147,772,298,362.10/483,947.10
  6. Step 6: Final answer
    x = 305,348.04

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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.