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Finding the Fourth Proportional to 562.83, 844.05 and 357.09

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Solution

The fourth proportional to 562.83, 844.05 and 357.09 is: 535.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.83 : 844.05 = 357.09 : x
  2. Step 2: Convert to fraction form
    562.83/844.05 = 357.09/x
  3. Step 3: Cross multiply
    562.83x = 844.05 × 357.09
  4. Step 4: Simplify right side
    562.83x = 301,401.81
  5. Step 5: Solve for x
    x = 301,401.81/562.83
  6. Step 6: Final answer
    x = 535.51

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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.