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Finding the Fourth Proportional to 601.31, 902.37 and 276.71

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Solution

The fourth proportional to 601.31, 902.37 and 276.71 is: 415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.31 : 902.37 = 276.71 : x
  2. Step 2: Convert to fraction form
    601.31/902.37 = 276.71/x
  3. Step 3: Cross multiply
    601.31x = 902.37 × 276.71
  4. Step 4: Simplify right side
    601.31x = 249,690.29
  5. Step 5: Solve for x
    x = 249,690.29/601.31
  6. Step 6: Final answer
    x = 415.25

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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.