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Finding the Fourth Proportional to 304.04, 453.64 and 273.30

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Solution

The fourth proportional to 304.04, 453.64 and 273.30 is: 407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.04 : 453.64 = 273.30 : x
  2. Step 2: Convert to fraction form
    304.04/453.64 = 273.30/x
  3. Step 3: Cross multiply
    304.04x = 453.64 × 273.30
  4. Step 4: Simplify right side
    304.04x = 123,979.81
  5. Step 5: Solve for x
    x = 123,979.81/304.04
  6. Step 6: Final answer
    x = 407.77

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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.