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Finding the Fourth Proportional to 567,395.60, 851,091.86 and 168,067.51

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Solution

The fourth proportional to 567,395.60, 851,091.86 and 168,067.51 is: 252,100.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,395.60 : 851,091.86 = 168,067.51 : x
  2. Step 2: Convert to fraction form
    567,395.60/851,091.86 = 168,067.51/x
  3. Step 3: Cross multiply
    567,395.60x = 851,091.86 × 168,067.51
  4. Step 4: Simplify right side
    567,395.60x = 143,040,889,691.47
  5. Step 5: Solve for x
    x = 143,040,889,691.47/567,395.60
  6. Step 6: Final answer
    x = 252,100.81

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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.