Home / 740,420.82-1,110,401.33-267,044.67

Finding the Fourth Proportional to 740,420.82, 1,110,401.33 and 267,044.67

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Solution

The fourth proportional to 740,420.82, 1,110,401.33 and 267,044.67 is: 400,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,420.82 : 1,110,401.33 = 267,044.67 : x
  2. Step 2: Convert to fraction form
    740,420.82/1,110,401.33 = 267,044.67/x
  3. Step 3: Cross multiply
    740,420.82x = 1,110,401.33 × 267,044.67
  4. Step 4: Simplify right side
    740,420.82x = 296,526,755,402.19
  5. Step 5: Solve for x
    x = 296,526,755,402.19/740,420.82
  6. Step 6: Final answer
    x = 400,484.09

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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.