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Finding the Fourth Proportional to 566.09, 848.88 and 219.16

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Solution

The fourth proportional to 566.09, 848.88 and 219.16 is: 328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.09 : 848.88 = 219.16 : x
  2. Step 2: Convert to fraction form
    566.09/848.88 = 219.16/x
  3. Step 3: Cross multiply
    566.09x = 848.88 × 219.16
  4. Step 4: Simplify right side
    566.09x = 186,042.42
  5. Step 5: Solve for x
    x = 186,042.42/566.09
  6. Step 6: Final answer
    x = 328.64

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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.