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Finding the Fourth Proportional to 563.01, 844.40 and 357.32

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Solution

The fourth proportional to 563.01, 844.40 and 357.32 is: 535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.01 : 844.40 = 357.32 : x
  2. Step 2: Convert to fraction form
    563.01/844.40 = 357.32/x
  3. Step 3: Cross multiply
    563.01x = 844.40 × 357.32
  4. Step 4: Simplify right side
    563.01x = 301,715.00
  5. Step 5: Solve for x
    x = 301,715.00/563.01
  6. Step 6: Final answer
    x = 535.90

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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.