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Finding the Fourth Proportional to 566.46, 847.71 and 404.46

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Solution

The fourth proportional to 566.46, 847.71 and 404.46 is: 605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.46 : 847.71 = 404.46 : x
  2. Step 2: Convert to fraction form
    566.46/847.71 = 404.46/x
  3. Step 3: Cross multiply
    566.46x = 847.71 × 404.46
  4. Step 4: Simplify right side
    566.46x = 342,864.79
  5. Step 5: Solve for x
    x = 342,864.79/566.46
  6. Step 6: Final answer
    x = 605.28

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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.