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Finding the Fourth Proportional to 526.06, 788.75 and 201.43

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Solution

The fourth proportional to 526.06, 788.75 and 201.43 is: 302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.06 : 788.75 = 201.43 : x
  2. Step 2: Convert to fraction form
    526.06/788.75 = 201.43/x
  3. Step 3: Cross multiply
    526.06x = 788.75 × 201.43
  4. Step 4: Simplify right side
    526.06x = 158,872.96
  5. Step 5: Solve for x
    x = 158,872.96/526.06
  6. Step 6: Final answer
    x = 302.01

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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.