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Finding the Fourth Proportional to 341.26, 470.46 and 242.98

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Solution

The fourth proportional to 341.26, 470.46 and 242.98 is: 334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.26 : 470.46 = 242.98 : x
  2. Step 2: Convert to fraction form
    341.26/470.46 = 242.98/x
  3. Step 3: Cross multiply
    341.26x = 470.46 × 242.98
  4. Step 4: Simplify right side
    341.26x = 114,312.37
  5. Step 5: Solve for x
    x = 114,312.37/341.26
  6. Step 6: Final answer
    x = 334.97

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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.