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Finding the Fourth Proportional to 433.93, 651.90 and 410.62

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Solution

The fourth proportional to 433.93, 651.90 and 410.62 is: 616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.93 : 651.90 = 410.62 : x
  2. Step 2: Convert to fraction form
    433.93/651.90 = 410.62/x
  3. Step 3: Cross multiply
    433.93x = 651.90 × 410.62
  4. Step 4: Simplify right side
    433.93x = 267,683.18
  5. Step 5: Solve for x
    x = 267,683.18/433.93
  6. Step 6: Final answer
    x = 616.88

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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.