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Finding the Fourth Proportional to 322.07, 482.67 and 184.77

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Solution

The fourth proportional to 322.07, 482.67 and 184.77 is: 276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.07 : 482.67 = 184.77 : x
  2. Step 2: Convert to fraction form
    322.07/482.67 = 184.77/x
  3. Step 3: Cross multiply
    322.07x = 482.67 × 184.77
  4. Step 4: Simplify right side
    322.07x = 89,182.94
  5. Step 5: Solve for x
    x = 89,182.94/322.07
  6. Step 6: Final answer
    x = 276.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.