Home / 740,021.38-1,110,207.56-241,385.38

Finding the Fourth Proportional to 740,021.38, 1,110,207.56 and 241,385.38

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Solution

The fourth proportional to 740,021.38, 1,110,207.56 and 241,385.38 is: 362,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,021.38 : 1,110,207.56 = 241,385.38 : x
  2. Step 2: Convert to fraction form
    740,021.38/1,110,207.56 = 241,385.38/x
  3. Step 3: Cross multiply
    740,021.38x = 1,110,207.56 × 241,385.38
  4. Step 4: Simplify right side
    740,021.38x = 267,987,873,749.47
  5. Step 5: Solve for x
    x = 267,987,873,749.47/740,021.38
  6. Step 6: Final answer
    x = 362,135.31

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1.5x scale

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.