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Finding the Fourth Proportional to 568.64, 848.50 and 533.81

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Solution

The fourth proportional to 568.64, 848.50 and 533.81 is: 796.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.64 : 848.50 = 533.81 : x
  2. Step 2: Convert to fraction form
    568.64/848.50 = 533.81/x
  3. Step 3: Cross multiply
    568.64x = 848.50 × 533.81
  4. Step 4: Simplify right side
    568.64x = 452,933.05
  5. Step 5: Solve for x
    x = 452,933.05/568.64
  6. Step 6: Final answer
    x = 796.52

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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.