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Finding the Fourth Proportional to 566.25, 781.47 and 333.42

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Solution

The fourth proportional to 566.25, 781.47 and 333.42 is: 460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.25 : 781.47 = 333.42 : x
  2. Step 2: Convert to fraction form
    566.25/781.47 = 333.42/x
  3. Step 3: Cross multiply
    566.25x = 781.47 × 333.42
  4. Step 4: Simplify right side
    566.25x = 260,557.73
  5. Step 5: Solve for x
    x = 260,557.73/566.25
  6. Step 6: Final answer
    x = 460.15

Related Problems

Find fourth proportional to 283.13, 390.74 and 166.71
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.