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Finding the Fourth Proportional to 601.53, 897.94 and 528.63

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Solution

The fourth proportional to 601.53, 897.94 and 528.63 is: 789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.53 : 897.94 = 528.63 : x
  2. Step 2: Convert to fraction form
    601.53/897.94 = 528.63/x
  3. Step 3: Cross multiply
    601.53x = 897.94 × 528.63
  4. Step 4: Simplify right side
    601.53x = 474,678.02
  5. Step 5: Solve for x
    x = 474,678.02/601.53
  6. Step 6: Final answer
    x = 789.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.