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Finding the Fourth Proportional to 302.83, 453.58 and 237.39

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Solution

The fourth proportional to 302.83, 453.58 and 237.39 is: 355.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.83 : 453.58 = 237.39 : x
  2. Step 2: Convert to fraction form
    302.83/453.58 = 237.39/x
  3. Step 3: Cross multiply
    302.83x = 453.58 × 237.39
  4. Step 4: Simplify right side
    302.83x = 107,673.09
  5. Step 5: Solve for x
    x = 107,673.09/302.83
  6. Step 6: Final answer
    x = 355.56

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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.