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Finding the Fourth Proportional to 292.55, 437.06 and 273.33

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Solution

The fourth proportional to 292.55, 437.06 and 273.33 is: 408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.55 : 437.06 = 273.33 : x
  2. Step 2: Convert to fraction form
    292.55/437.06 = 273.33/x
  3. Step 3: Cross multiply
    292.55x = 437.06 × 273.33
  4. Step 4: Simplify right side
    292.55x = 119,463.52
  5. Step 5: Solve for x
    x = 119,463.52/292.55
  6. Step 6: Final answer
    x = 408.36

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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.