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Finding the Fourth Proportional to 1,063.45, 1,595.22 and 333.06

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Solution

The fourth proportional to 1,063.45, 1,595.22 and 333.06 is: 499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.45 : 1,595.22 = 333.06 : x
  2. Step 2: Convert to fraction form
    1,063.45/1,595.22 = 333.06/x
  3. Step 3: Cross multiply
    1,063.45x = 1,595.22 × 333.06
  4. Step 4: Simplify right side
    1,063.45x = 531,303.97
  5. Step 5: Solve for x
    x = 531,303.97/1,063.45
  6. Step 6: Final answer
    x = 499.60

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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.