Home / 360,025.08-496,838.78-198,876.79

Finding the Fourth Proportional to 360,025.08, 496,838.78 and 198,876.79

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Solution

The fourth proportional to 360,025.08, 496,838.78 and 198,876.79 is: 274,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,025.08 : 496,838.78 = 198,876.79 : x
  2. Step 2: Convert to fraction form
    360,025.08/496,838.78 = 198,876.79/x
  3. Step 3: Cross multiply
    360,025.08x = 496,838.78 × 198,876.79
  4. Step 4: Simplify right side
    360,025.08x = 98,809,701,713.92
  5. Step 5: Solve for x
    x = 98,809,701,713.92/360,025.08
  6. Step 6: Final answer
    x = 274,452.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.