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Finding the Fourth Proportional to 532.07, 797.76 and 223.76

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Solution

The fourth proportional to 532.07, 797.76 and 223.76 is: 335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.07 : 797.76 = 223.76 : x
  2. Step 2: Convert to fraction form
    532.07/797.76 = 223.76/x
  3. Step 3: Cross multiply
    532.07x = 797.76 × 223.76
  4. Step 4: Simplify right side
    532.07x = 178,509.09
  5. Step 5: Solve for x
    x = 178,509.09/532.07
  6. Step 6: Final answer
    x = 335.50

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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.