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Finding the Fourth Proportional to 532.00, 797.55 and 207.60

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Solution

The fourth proportional to 532.00, 797.55 and 207.60 is: 311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.00 : 797.55 = 207.60 : x
  2. Step 2: Convert to fraction form
    532.00/797.55 = 207.60/x
  3. Step 3: Cross multiply
    532.00x = 797.55 × 207.60
  4. Step 4: Simplify right side
    532.00x = 165,567.61
  5. Step 5: Solve for x
    x = 165,567.61/532.00
  6. Step 6: Final answer
    x = 311.22

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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.