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Finding the Fourth Proportional to 1,063.37, 1,595.15 and 332.75

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Solution

The fourth proportional to 1,063.37, 1,595.15 and 332.75 is: 499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.37 : 1,595.15 = 332.75 : x
  2. Step 2: Convert to fraction form
    1,063.37/1,595.15 = 332.75/x
  3. Step 3: Cross multiply
    1,063.37x = 1,595.15 × 332.75
  4. Step 4: Simplify right side
    1,063.37x = 530,786.16
  5. Step 5: Solve for x
    x = 530,786.16/1,063.37
  6. Step 6: Final answer
    x = 499.15

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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.