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Finding the Fourth Proportional to 1,664.42, 2,496.02 and 568.49

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Solution

The fourth proportional to 1,664.42, 2,496.02 and 568.49 is: 852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.42 : 2,496.02 = 568.49 : x
  2. Step 2: Convert to fraction form
    1,664.42/2,496.02 = 568.49/x
  3. Step 3: Cross multiply
    1,664.42x = 2,496.02 × 568.49
  4. Step 4: Simplify right side
    1,664.42x = 1,418,962.41
  5. Step 5: Solve for x
    x = 1,418,962.41/1,664.42
  6. Step 6: Final answer
    x = 852.53

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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.