Home / 325,535.28-488,844.80-219,601.05

Finding the Fourth Proportional to 325,535.28, 488,844.80 and 219,601.05

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Solution

The fourth proportional to 325,535.28, 488,844.80 and 219,601.05 is: 329,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,535.28 : 488,844.80 = 219,601.05 : x
  2. Step 2: Convert to fraction form
    325,535.28/488,844.80 = 219,601.05/x
  3. Step 3: Cross multiply
    325,535.28x = 488,844.80 × 219,601.05
  4. Step 4: Simplify right side
    325,535.28x = 107,350,831,367.04
  5. Step 5: Solve for x
    x = 107,350,831,367.04/325,535.28
  6. Step 6: Final answer
    x = 329,767.12

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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.