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Finding the Fourth Proportional to 1,250.99, 1,725.49 and 1,014.94

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Solution

The fourth proportional to 1,250.99, 1,725.49 and 1,014.94 is: 1,399.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.99 : 1,725.49 = 1,014.94 : x
  2. Step 2: Convert to fraction form
    1,250.99/1,725.49 = 1,014.94/x
  3. Step 3: Cross multiply
    1,250.99x = 1,725.49 × 1,014.94
  4. Step 4: Simplify right side
    1,250.99x = 1,751,268.82
  5. Step 5: Solve for x
    x = 1,751,268.82/1,250.99
  6. Step 6: Final answer
    x = 1,399.91

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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.