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Finding the Fourth Proportional to 566.19, 781.25 and 333.32

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Solution

The fourth proportional to 566.19, 781.25 and 333.32 is: 459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.19 : 781.25 = 333.32 : x
  2. Step 2: Convert to fraction form
    566.19/781.25 = 333.32/x
  3. Step 3: Cross multiply
    566.19x = 781.25 × 333.32
  4. Step 4: Simplify right side
    566.19x = 260,400.68
  5. Step 5: Solve for x
    x = 260,400.68/566.19
  6. Step 6: Final answer
    x = 459.92

Related Problems

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.