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Finding the Fourth Proportional to 566.16, 848.98 and 219.22

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Solution

The fourth proportional to 566.16, 848.98 and 219.22 is: 328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.16 : 848.98 = 219.22 : x
  2. Step 2: Convert to fraction form
    566.16/848.98 = 219.22/x
  3. Step 3: Cross multiply
    566.16x = 848.98 × 219.22
  4. Step 4: Simplify right side
    566.16x = 186,113.40
  5. Step 5: Solve for x
    x = 186,113.40/566.16
  6. Step 6: Final answer
    x = 328.73

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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.