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Finding the Fourth Proportional to 835.00, 1,252.64 and 372.77

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Solution

The fourth proportional to 835.00, 1,252.64 and 372.77 is: 559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.00 : 1,252.64 = 372.77 : x
  2. Step 2: Convert to fraction form
    835.00/1,252.64 = 372.77/x
  3. Step 3: Cross multiply
    835.00x = 1,252.64 × 372.77
  4. Step 4: Simplify right side
    835.00x = 466,945.98
  5. Step 5: Solve for x
    x = 466,945.98/835.00
  6. Step 6: Final answer
    x = 559.22

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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.