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Finding the Fourth Proportional to 582.97, 878.45 and 482.51

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Solution

The fourth proportional to 582.97, 878.45 and 482.51 is: 727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.97 : 878.45 = 482.51 : x
  2. Step 2: Convert to fraction form
    582.97/878.45 = 482.51/x
  3. Step 3: Cross multiply
    582.97x = 878.45 × 482.51
  4. Step 4: Simplify right side
    582.97x = 423,860.91
  5. Step 5: Solve for x
    x = 423,860.91/582.97
  6. Step 6: Final answer
    x = 727.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.