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Finding the Fourth Proportional to 566.64, 849.15 and 322.43

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Solution

The fourth proportional to 566.64, 849.15 and 322.43 is: 483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.64 : 849.15 = 322.43 : x
  2. Step 2: Convert to fraction form
    566.64/849.15 = 322.43/x
  3. Step 3: Cross multiply
    566.64x = 849.15 × 322.43
  4. Step 4: Simplify right side
    566.64x = 273,787.19
  5. Step 5: Solve for x
    x = 273,787.19/566.64
  6. Step 6: Final answer
    x = 483.18

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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.