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Finding the Fourth Proportional to 566.64, 848.91 and 258.03

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Solution

The fourth proportional to 566.64, 848.91 and 258.03 is: 386.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.64 : 848.91 = 258.03 : x
  2. Step 2: Convert to fraction form
    566.64/848.91 = 258.03/x
  3. Step 3: Cross multiply
    566.64x = 848.91 × 258.03
  4. Step 4: Simplify right side
    566.64x = 219,044.25
  5. Step 5: Solve for x
    x = 219,044.25/566.64
  6. Step 6: Final answer
    x = 386.57

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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.