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Finding the Fourth Proportional to 568.54, 848.94 and 498.61

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Solution

The fourth proportional to 568.54, 848.94 and 498.61 is: 744.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.54 : 848.94 = 498.61 : x
  2. Step 2: Convert to fraction form
    568.54/848.94 = 498.61/x
  3. Step 3: Cross multiply
    568.54x = 848.94 × 498.61
  4. Step 4: Simplify right side
    568.54x = 423,287.85
  5. Step 5: Solve for x
    x = 423,287.85/568.54
  6. Step 6: Final answer
    x = 744.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.