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Finding the Fourth Proportional to 604.32, 905.52 and 563.04

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Solution

The fourth proportional to 604.32, 905.52 and 563.04 is: 843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.32 : 905.52 = 563.04 : x
  2. Step 2: Convert to fraction form
    604.32/905.52 = 563.04/x
  3. Step 3: Cross multiply
    604.32x = 905.52 × 563.04
  4. Step 4: Simplify right side
    604.32x = 509,843.98
  5. Step 5: Solve for x
    x = 509,843.98/604.32
  6. Step 6: Final answer
    x = 843.67

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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.