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Finding the Fourth Proportional to 565.61, 848.18 and 236.31

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Solution

The fourth proportional to 565.61, 848.18 and 236.31 is: 354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.61 : 848.18 = 236.31 : x
  2. Step 2: Convert to fraction form
    565.61/848.18 = 236.31/x
  3. Step 3: Cross multiply
    565.61x = 848.18 × 236.31
  4. Step 4: Simplify right side
    565.61x = 200,435.41
  5. Step 5: Solve for x
    x = 200,435.41/565.61
  6. Step 6: Final answer
    x = 354.37

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Double scale
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Similar ratio
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1.5x scale

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.