Home / 807,736.38-1,211,748.60-268,025.04

Finding the Fourth Proportional to 807,736.38, 1,211,748.60 and 268,025.04

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Solution

The fourth proportional to 807,736.38, 1,211,748.60 and 268,025.04 is: 402,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,736.38 : 1,211,748.60 = 268,025.04 : x
  2. Step 2: Convert to fraction form
    807,736.38/1,211,748.60 = 268,025.04/x
  3. Step 3: Cross multiply
    807,736.38x = 1,211,748.60 × 268,025.04
  4. Step 4: Simplify right side
    807,736.38x = 324,778,966,984.94
  5. Step 5: Solve for x
    x = 324,778,966,984.94/807,736.38
  6. Step 6: Final answer
    x = 402,085.35

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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.