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Finding the Fourth Proportional to 262.83, 392.11 and 250.08

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Solution

The fourth proportional to 262.83, 392.11 and 250.08 is: 373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.83 : 392.11 = 250.08 : x
  2. Step 2: Convert to fraction form
    262.83/392.11 = 250.08/x
  3. Step 3: Cross multiply
    262.83x = 392.11 × 250.08
  4. Step 4: Simplify right side
    262.83x = 98,058.87
  5. Step 5: Solve for x
    x = 98,058.87/262.83
  6. Step 6: Final answer
    x = 373.09

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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.