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Finding the Fourth Proportional to 1,703.75, 2,553.50 and 882.23

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Solution

The fourth proportional to 1,703.75, 2,553.50 and 882.23 is: 1,322.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.75 : 2,553.50 = 882.23 : x
  2. Step 2: Convert to fraction form
    1,703.75/2,553.50 = 882.23/x
  3. Step 3: Cross multiply
    1,703.75x = 2,553.50 × 882.23
  4. Step 4: Simplify right side
    1,703.75x = 2,252,763.74
  5. Step 5: Solve for x
    x = 2,252,763.74/1,703.75
  6. Step 6: Final answer
    x = 1,322.24

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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.