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Finding the Fourth Proportional to 529.02, 793.69 and 236.77

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Solution

The fourth proportional to 529.02, 793.69 and 236.77 is: 355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.02 : 793.69 = 236.77 : x
  2. Step 2: Convert to fraction form
    529.02/793.69 = 236.77/x
  3. Step 3: Cross multiply
    529.02x = 793.69 × 236.77
  4. Step 4: Simplify right side
    529.02x = 187,920.74
  5. Step 5: Solve for x
    x = 187,920.74/529.02
  6. Step 6: Final answer
    x = 355.22

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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.