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Finding the Fourth Proportional to 529.58, 793.56 and 366.91

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Solution

The fourth proportional to 529.58, 793.56 and 366.91 is: 549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.58 : 793.56 = 366.91 : x
  2. Step 2: Convert to fraction form
    529.58/793.56 = 366.91/x
  3. Step 3: Cross multiply
    529.58x = 793.56 × 366.91
  4. Step 4: Simplify right side
    529.58x = 291,165.10
  5. Step 5: Solve for x
    x = 291,165.10/529.58
  6. Step 6: Final answer
    x = 549.80

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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.