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Finding the Fourth Proportional to 566.39, 848.21 and 322.17

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Solution

The fourth proportional to 566.39, 848.21 and 322.17 is: 482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.39 : 848.21 = 322.17 : x
  2. Step 2: Convert to fraction form
    566.39/848.21 = 322.17/x
  3. Step 3: Cross multiply
    566.39x = 848.21 × 322.17
  4. Step 4: Simplify right side
    566.39x = 273,270.74
  5. Step 5: Solve for x
    x = 273,270.74/566.39
  6. Step 6: Final answer
    x = 482.48

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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.