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Finding the Fourth Proportional to 530.92, 793.04 and 356.14

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Solution

The fourth proportional to 530.92, 793.04 and 356.14 is: 531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.92 : 793.04 = 356.14 : x
  2. Step 2: Convert to fraction form
    530.92/793.04 = 356.14/x
  3. Step 3: Cross multiply
    530.92x = 793.04 × 356.14
  4. Step 4: Simplify right side
    530.92x = 282,433.27
  5. Step 5: Solve for x
    x = 282,433.27/530.92
  6. Step 6: Final answer
    x = 531.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.