Home / 828,330.22-1,242,626.82-267,233.50

Finding the Fourth Proportional to 828,330.22, 1,242,626.82 and 267,233.50

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Solution

The fourth proportional to 828,330.22, 1,242,626.82 and 267,233.50 is: 400,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,330.22 : 1,242,626.82 = 267,233.50 : x
  2. Step 2: Convert to fraction form
    828,330.22/1,242,626.82 = 267,233.50/x
  3. Step 3: Cross multiply
    828,330.22x = 1,242,626.82 × 267,233.50
  4. Step 4: Simplify right side
    828,330.22x = 332,071,514,302.47
  5. Step 5: Solve for x
    x = 332,071,514,302.47/828,330.22
  6. Step 6: Final answer
    x = 400,892.67

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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.