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Finding the Fourth Proportional to 482.59, 723.39 and 366.72

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Solution

The fourth proportional to 482.59, 723.39 and 366.72 is: 549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.59 : 723.39 = 366.72 : x
  2. Step 2: Convert to fraction form
    482.59/723.39 = 366.72/x
  3. Step 3: Cross multiply
    482.59x = 723.39 × 366.72
  4. Step 4: Simplify right side
    482.59x = 265,281.58
  5. Step 5: Solve for x
    x = 265,281.58/482.59
  6. Step 6: Final answer
    x = 549.70

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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.