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Finding the Fourth Proportional to 263.34, 392.94 and 237.36

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Solution

The fourth proportional to 263.34, 392.94 and 237.36 is: 354.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.34 : 392.94 = 237.36 : x
  2. Step 2: Convert to fraction form
    263.34/392.94 = 237.36/x
  3. Step 3: Cross multiply
    263.34x = 392.94 × 237.36
  4. Step 4: Simplify right side
    263.34x = 93,268.24
  5. Step 5: Solve for x
    x = 93,268.24/263.34
  6. Step 6: Final answer
    x = 354.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.