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Finding the Fourth Proportional to 508.06, 762.94 and 482.08

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Solution

The fourth proportional to 508.06, 762.94 and 482.08 is: 723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.06 : 762.94 = 482.08 : x
  2. Step 2: Convert to fraction form
    508.06/762.94 = 482.08/x
  3. Step 3: Cross multiply
    508.06x = 762.94 × 482.08
  4. Step 4: Simplify right side
    508.06x = 367,798.12
  5. Step 5: Solve for x
    x = 367,798.12/508.06
  6. Step 6: Final answer
    x = 723.93

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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.