Home / 799,690.80-1,199,598.20-267,213.72

Finding the Fourth Proportional to 799,690.80, 1,199,598.20 and 267,213.72

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Solution

The fourth proportional to 799,690.80, 1,199,598.20 and 267,213.72 is: 400,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,690.80 : 1,199,598.20 = 267,213.72 : x
  2. Step 2: Convert to fraction form
    799,690.80/1,199,598.20 = 267,213.72/x
  3. Step 3: Cross multiply
    799,690.80x = 1,199,598.20 × 267,213.72
  4. Step 4: Simplify right side
    799,690.80x = 320,549,097,527.30
  5. Step 5: Solve for x
    x = 320,549,097,527.30/799,690.80
  6. Step 6: Final answer
    x = 400,841.30

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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.