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Finding the Fourth Proportional to 565.50, 848.25 and 371.73

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Solution

The fourth proportional to 565.50, 848.25 and 371.73 is: 557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.50 : 848.25 = 371.73 : x
  2. Step 2: Convert to fraction form
    565.50/848.25 = 371.73/x
  3. Step 3: Cross multiply
    565.50x = 848.25 × 371.73
  4. Step 4: Simplify right side
    565.50x = 315,319.97
  5. Step 5: Solve for x
    x = 315,319.97/565.50
  6. Step 6: Final answer
    x = 557.60

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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.