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Finding the Fourth Proportional to 2,229.69, 3,344.58 and 586.29

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Solution

The fourth proportional to 2,229.69, 3,344.58 and 586.29 is: 879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.69 : 3,344.58 = 586.29 : x
  2. Step 2: Convert to fraction form
    2,229.69/3,344.58 = 586.29/x
  3. Step 3: Cross multiply
    2,229.69x = 3,344.58 × 586.29
  4. Step 4: Simplify right side
    2,229.69x = 1,960,893.81
  5. Step 5: Solve for x
    x = 1,960,893.81/2,229.69
  6. Step 6: Final answer
    x = 879.45

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1.5x scale

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.