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Finding the Fourth Proportional to 568.13, 851.48 and 562.01

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Solution

The fourth proportional to 568.13, 851.48 and 562.01 is: 842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.13 : 851.48 = 562.01 : x
  2. Step 2: Convert to fraction form
    568.13/851.48 = 562.01/x
  3. Step 3: Cross multiply
    568.13x = 851.48 × 562.01
  4. Step 4: Simplify right side
    568.13x = 478,537.46
  5. Step 5: Solve for x
    x = 478,537.46/568.13
  6. Step 6: Final answer
    x = 842.30

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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.