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Finding the Fourth Proportional to 601.53, 900.46 and 385.26

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Solution

The fourth proportional to 601.53, 900.46 and 385.26 is: 576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.53 : 900.46 = 385.26 : x
  2. Step 2: Convert to fraction form
    601.53/900.46 = 385.26/x
  3. Step 3: Cross multiply
    601.53x = 900.46 × 385.26
  4. Step 4: Simplify right side
    601.53x = 346,911.22
  5. Step 5: Solve for x
    x = 346,911.22/601.53
  6. Step 6: Final answer
    x = 576.71

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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.