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Finding the Fourth Proportional to 1,696.83, 2,544.32 and 526.52

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Solution

The fourth proportional to 1,696.83, 2,544.32 and 526.52 is: 789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.83 : 2,544.32 = 526.52 : x
  2. Step 2: Convert to fraction form
    1,696.83/2,544.32 = 526.52/x
  3. Step 3: Cross multiply
    1,696.83x = 2,544.32 × 526.52
  4. Step 4: Simplify right side
    1,696.83x = 1,339,620.01
  5. Step 5: Solve for x
    x = 1,339,620.01/1,696.83
  6. Step 6: Final answer
    x = 789.48

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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.