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Finding the Fourth Proportional to 360,941.88, 498,100.74 and 199,808.04

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Solution

The fourth proportional to 360,941.88, 498,100.74 and 199,808.04 is: 275,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,941.88 : 498,100.74 = 199,808.04 : x
  2. Step 2: Convert to fraction form
    360,941.88/498,100.74 = 199,808.04/x
  3. Step 3: Cross multiply
    360,941.88x = 498,100.74 × 199,808.04
  4. Step 4: Simplify right side
    360,941.88x = 99,524,532,581.95
  5. Step 5: Solve for x
    x = 99,524,532,581.95/360,941.88
  6. Step 6: Final answer
    x = 275,735.62

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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.