Home / 1,108,749.54-1,663,109.73-267,294.54

Finding the Fourth Proportional to 1,108,749.54, 1,663,109.73 and 267,294.54

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Solution

The fourth proportional to 1,108,749.54, 1,663,109.73 and 267,294.54 is: 400,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,749.54 : 1,663,109.73 = 267,294.54 : x
  2. Step 2: Convert to fraction form
    1,108,749.54/1,663,109.73 = 267,294.54/x
  3. Step 3: Cross multiply
    1,108,749.54x = 1,663,109.73 × 267,294.54
  4. Step 4: Simplify right side
    1,108,749.54x = 444,540,150,249.87
  5. Step 5: Solve for x
    x = 444,540,150,249.87/1,108,749.54
  6. Step 6: Final answer
    x = 400,938.30

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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.