Home / 360,120.26-496,952.61-198,971.84

Finding the Fourth Proportional to 360,120.26, 496,952.61 and 198,971.84

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Solution

The fourth proportional to 360,120.26, 496,952.61 and 198,971.84 is: 274,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,120.26 : 496,952.61 = 198,971.84 : x
  2. Step 2: Convert to fraction form
    360,120.26/496,952.61 = 198,971.84/x
  3. Step 3: Cross multiply
    360,120.26x = 496,952.61 × 198,971.84
  4. Step 4: Simplify right side
    360,120.26x = 98,879,575,204.50
  5. Step 5: Solve for x
    x = 98,879,575,204.50/360,120.26
  6. Step 6: Final answer
    x = 274,573.76

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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.