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Finding the Fourth Proportional to 1,703.75, 2,557.01 and 882.27

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Solution

The fourth proportional to 1,703.75, 2,557.01 and 882.27 is: 1,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.75 : 2,557.01 = 882.27 : x
  2. Step 2: Convert to fraction form
    1,703.75/2,557.01 = 882.27/x
  3. Step 3: Cross multiply
    1,703.75x = 2,557.01 × 882.27
  4. Step 4: Simplify right side
    1,703.75x = 2,255,975.42
  5. Step 5: Solve for x
    x = 2,255,975.42/1,703.75
  6. Step 6: Final answer
    x = 1,324.13

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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.