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Finding the Fourth Proportional to 1,497.99, 2,067.22 and 834.81

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Solution

The fourth proportional to 1,497.99, 2,067.22 and 834.81 is: 1,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.99 : 2,067.22 = 834.81 : x
  2. Step 2: Convert to fraction form
    1,497.99/2,067.22 = 834.81/x
  3. Step 3: Cross multiply
    1,497.99x = 2,067.22 × 834.81
  4. Step 4: Simplify right side
    1,497.99x = 1,725,729.22
  5. Step 5: Solve for x
    x = 1,725,729.22/1,497.99
  6. Step 6: Final answer
    x = 1,152.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.