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Finding the Fourth Proportional to 293.59, 437.19 and 290.36

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Solution

The fourth proportional to 293.59, 437.19 and 290.36 is: 432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.59 : 437.19 = 290.36 : x
  2. Step 2: Convert to fraction form
    293.59/437.19 = 290.36/x
  3. Step 3: Cross multiply
    293.59x = 437.19 × 290.36
  4. Step 4: Simplify right side
    293.59x = 126,942.49
  5. Step 5: Solve for x
    x = 126,942.49/293.59
  6. Step 6: Final answer
    x = 432.38

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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.