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Finding the Fourth Proportional to 529.23, 793.45 and 240.47

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Solution

The fourth proportional to 529.23, 793.45 and 240.47 is: 360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.23 : 793.45 = 240.47 : x
  2. Step 2: Convert to fraction form
    529.23/793.45 = 240.47/x
  3. Step 3: Cross multiply
    529.23x = 793.45 × 240.47
  4. Step 4: Simplify right side
    529.23x = 190,798.88
  5. Step 5: Solve for x
    x = 190,798.88/529.23
  6. Step 6: Final answer
    x = 360.52

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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.