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Finding the Fourth Proportional to 266,608.82, 400,014.24 and 160,067.18

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Solution

The fourth proportional to 266,608.82, 400,014.24 and 160,067.18 is: 240,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,608.82 : 400,014.24 = 160,067.18 : x
  2. Step 2: Convert to fraction form
    266,608.82/400,014.24 = 160,067.18/x
  3. Step 3: Cross multiply
    266,608.82x = 400,014.24 × 160,067.18
  4. Step 4: Simplify right side
    266,608.82x = 64,029,151,356.64
  5. Step 5: Solve for x
    x = 64,029,151,356.64/266,608.82
  6. Step 6: Final answer
    x = 240,161.41

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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.