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Finding the Fourth Proportional to 263.05, 362.98 and 151.00

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Solution

The fourth proportional to 263.05, 362.98 and 151.00 is: 208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.05 : 362.98 = 151.00 : x
  2. Step 2: Convert to fraction form
    263.05/362.98 = 151.00/x
  3. Step 3: Cross multiply
    263.05x = 362.98 × 151.00
  4. Step 4: Simplify right side
    263.05x = 54,809.26
  5. Step 5: Solve for x
    x = 54,809.26/263.05
  6. Step 6: Final answer
    x = 208.36

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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.