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Finding the Fourth Proportional to 526.24, 789.53 and 201.63

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Solution

The fourth proportional to 526.24, 789.53 and 201.63 is: 302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.24 : 789.53 = 201.63 : x
  2. Step 2: Convert to fraction form
    526.24/789.53 = 201.63/x
  3. Step 3: Cross multiply
    526.24x = 789.53 × 201.63
  4. Step 4: Simplify right side
    526.24x = 159,192.93
  5. Step 5: Solve for x
    x = 159,192.93/526.24
  6. Step 6: Final answer
    x = 302.51

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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.