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Finding the Fourth Proportional to 1,232.99, 1,700.75 and 937.61

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Solution

The fourth proportional to 1,232.99, 1,700.75 and 937.61 is: 1,293.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.99 : 1,700.75 = 937.61 : x
  2. Step 2: Convert to fraction form
    1,232.99/1,700.75 = 937.61/x
  3. Step 3: Cross multiply
    1,232.99x = 1,700.75 × 937.61
  4. Step 4: Simplify right side
    1,232.99x = 1,594,635.52
  5. Step 5: Solve for x
    x = 1,594,635.52/1,232.99
  6. Step 6: Final answer
    x = 1,293.31

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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.