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Finding the Fourth Proportional to 340.03, 469.26 and 246.73

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Solution

The fourth proportional to 340.03, 469.26 and 246.73 is: 340.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.03 : 469.26 = 246.73 : x
  2. Step 2: Convert to fraction form
    340.03/469.26 = 246.73/x
  3. Step 3: Cross multiply
    340.03x = 469.26 × 246.73
  4. Step 4: Simplify right side
    340.03x = 115,780.52
  5. Step 5: Solve for x
    x = 115,780.52/340.03
  6. Step 6: Final answer
    x = 340.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.