Home / 846,280.22-1,269,736.33-340,984.55

Finding the Fourth Proportional to 846,280.22, 1,269,736.33 and 340,984.55

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Solution

The fourth proportional to 846,280.22, 1,269,736.33 and 340,984.55 is: 511,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,280.22 : 1,269,736.33 = 340,984.55 : x
  2. Step 2: Convert to fraction form
    846,280.22/1,269,736.33 = 340,984.55/x
  3. Step 3: Cross multiply
    846,280.22x = 1,269,736.33 × 340,984.55
  4. Step 4: Simplify right side
    846,280.22x = 432,960,468,781.82
  5. Step 5: Solve for x
    x = 432,960,468,781.82/846,280.22
  6. Step 6: Final answer
    x = 511,604.15

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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.