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Finding the Fourth Proportional to 340.06, 469.08 and 246.67

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Solution

The fourth proportional to 340.06, 469.08 and 246.67 is: 340.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.06 : 469.08 = 246.67 : x
  2. Step 2: Convert to fraction form
    340.06/469.08 = 246.67/x
  3. Step 3: Cross multiply
    340.06x = 469.08 × 246.67
  4. Step 4: Simplify right side
    340.06x = 115,707.96
  5. Step 5: Solve for x
    x = 115,707.96/340.06
  6. Step 6: Final answer
    x = 340.26

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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.