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Finding the Fourth Proportional to 293.06, 436.26 and 291.52

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Solution

The fourth proportional to 293.06, 436.26 and 291.52 is: 433.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.06 : 436.26 = 291.52 : x
  2. Step 2: Convert to fraction form
    293.06/436.26 = 291.52/x
  3. Step 3: Cross multiply
    293.06x = 436.26 × 291.52
  4. Step 4: Simplify right side
    293.06x = 127,178.52
  5. Step 5: Solve for x
    x = 127,178.52/293.06
  6. Step 6: Final answer
    x = 433.97

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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.