Home / 360,119.25-496,962.54-198,974.34

Finding the Fourth Proportional to 360,119.25, 496,962.54 and 198,974.34

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Solution

The fourth proportional to 360,119.25, 496,962.54 and 198,974.34 is: 274,583.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,119.25 : 496,962.54 = 198,974.34 : x
  2. Step 2: Convert to fraction form
    360,119.25/496,962.54 = 198,974.34/x
  3. Step 3: Cross multiply
    360,119.25x = 496,962.54 × 198,974.34
  4. Step 4: Simplify right side
    360,119.25x = 98,882,793,401.22
  5. Step 5: Solve for x
    x = 98,882,793,401.22/360,119.25
  6. Step 6: Final answer
    x = 274,583.47

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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.