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Finding the Fourth Proportional to 566.37, 849.55 and 155.51

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Solution

The fourth proportional to 566.37, 849.55 and 155.51 is: 233.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.37 : 849.55 = 155.51 : x
  2. Step 2: Convert to fraction form
    566.37/849.55 = 155.51/x
  3. Step 3: Cross multiply
    566.37x = 849.55 × 155.51
  4. Step 4: Simplify right side
    566.37x = 132,108.50
  5. Step 5: Solve for x
    x = 132,108.50/566.37
  6. Step 6: Final answer
    x = 233.26

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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.