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Finding the Fourth Proportional to 609,244.62, 913,324.41 and 289,199.04

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Solution

The fourth proportional to 609,244.62, 913,324.41 and 289,199.04 is: 433,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,244.62 : 913,324.41 = 289,199.04 : x
  2. Step 2: Convert to fraction form
    609,244.62/913,324.41 = 289,199.04/x
  3. Step 3: Cross multiply
    609,244.62x = 913,324.41 × 289,199.04
  4. Step 4: Simplify right side
    609,244.62x = 264,132,542,580.57
  5. Step 5: Solve for x
    x = 264,132,542,580.57/609,244.62
  6. Step 6: Final answer
    x = 433,541.03

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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.