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Finding the Fourth Proportional to 1,765.40, 2,647.24 and 595.17

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Solution

The fourth proportional to 1,765.40, 2,647.24 and 595.17 is: 892.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.40 : 2,647.24 = 595.17 : x
  2. Step 2: Convert to fraction form
    1,765.40/2,647.24 = 595.17/x
  3. Step 3: Cross multiply
    1,765.40x = 2,647.24 × 595.17
  4. Step 4: Simplify right side
    1,765.40x = 1,575,556.34
  5. Step 5: Solve for x
    x = 1,575,556.34/1,765.40
  6. Step 6: Final answer
    x = 892.47

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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.