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Finding the Fourth Proportional to 1,052.46, 1,578.66 and 566.46

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Solution

The fourth proportional to 1,052.46, 1,578.66 and 566.46 is: 849.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.46 : 1,578.66 = 566.46 : x
  2. Step 2: Convert to fraction form
    1,052.46/1,578.66 = 566.46/x
  3. Step 3: Cross multiply
    1,052.46x = 1,578.66 × 566.46
  4. Step 4: Simplify right side
    1,052.46x = 894,247.74
  5. Step 5: Solve for x
    x = 894,247.74/1,052.46
  6. Step 6: Final answer
    x = 849.67

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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.