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Finding the Fourth Proportional to 601.41, 900.87 and 528.38

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Solution

The fourth proportional to 601.41, 900.87 and 528.38 is: 791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.41 : 900.87 = 528.38 : x
  2. Step 2: Convert to fraction form
    601.41/900.87 = 528.38/x
  3. Step 3: Cross multiply
    601.41x = 900.87 × 528.38
  4. Step 4: Simplify right side
    601.41x = 476,001.69
  5. Step 5: Solve for x
    x = 476,001.69/601.41
  6. Step 6: Final answer
    x = 791.48

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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.