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Finding the Fourth Proportional to 1,323.23, 1,826.06 and 733.77

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Solution

The fourth proportional to 1,323.23, 1,826.06 and 733.77 is: 1,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323.23 : 1,826.06 = 733.77 : x
  2. Step 2: Convert to fraction form
    1,323.23/1,826.06 = 733.77/x
  3. Step 3: Cross multiply
    1,323.23x = 1,826.06 × 733.77
  4. Step 4: Simplify right side
    1,323.23x = 1,339,897.53
  5. Step 5: Solve for x
    x = 1,339,897.53/1,323.23
  6. Step 6: Final answer
    x = 1,012.59

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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.