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Finding the Fourth Proportional to 332.37, 456.48 and 277.02

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Solution

The fourth proportional to 332.37, 456.48 and 277.02 is: 380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.37 : 456.48 = 277.02 : x
  2. Step 2: Convert to fraction form
    332.37/456.48 = 277.02/x
  3. Step 3: Cross multiply
    332.37x = 456.48 × 277.02
  4. Step 4: Simplify right side
    332.37x = 126,454.09
  5. Step 5: Solve for x
    x = 126,454.09/332.37
  6. Step 6: Final answer
    x = 380.46

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.