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Finding the Fourth Proportional to 530.01, 793.62 and 324.29

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Solution

The fourth proportional to 530.01, 793.62 and 324.29 is: 485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.01 : 793.62 = 324.29 : x
  2. Step 2: Convert to fraction form
    530.01/793.62 = 324.29/x
  3. Step 3: Cross multiply
    530.01x = 793.62 × 324.29
  4. Step 4: Simplify right side
    530.01x = 257,359.06
  5. Step 5: Solve for x
    x = 257,359.06/530.01
  6. Step 6: Final answer
    x = 485.57

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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.