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Finding the Fourth Proportional to 1,352.34, 2,027.73 and 529.67

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Solution

The fourth proportional to 1,352.34, 2,027.73 and 529.67 is: 794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.34 : 2,027.73 = 529.67 : x
  2. Step 2: Convert to fraction form
    1,352.34/2,027.73 = 529.67/x
  3. Step 3: Cross multiply
    1,352.34x = 2,027.73 × 529.67
  4. Step 4: Simplify right side
    1,352.34x = 1,074,034.80
  5. Step 5: Solve for x
    x = 1,074,034.80/1,352.34
  6. Step 6: Final answer
    x = 794.20

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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.