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Finding the Fourth Proportional to 482.24, 664.24 and 365.60

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Solution

The fourth proportional to 482.24, 664.24 and 365.60 is: 503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.24 : 664.24 = 365.60 : x
  2. Step 2: Convert to fraction form
    482.24/664.24 = 365.60/x
  3. Step 3: Cross multiply
    482.24x = 664.24 × 365.60
  4. Step 4: Simplify right side
    482.24x = 242,846.14
  5. Step 5: Solve for x
    x = 242,846.14/482.24
  6. Step 6: Final answer
    x = 503.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.