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Finding the Fourth Proportional to 284,916.75, 426,599.47 and 200,550.39

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Solution

The fourth proportional to 284,916.75, 426,599.47 and 200,550.39 is: 300,279.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,916.75 : 426,599.47 = 200,550.39 : x
  2. Step 2: Convert to fraction form
    284,916.75/426,599.47 = 200,550.39/x
  3. Step 3: Cross multiply
    284,916.75x = 426,599.47 × 200,550.39
  4. Step 4: Simplify right side
    284,916.75x = 85,554,690,082.29
  5. Step 5: Solve for x
    x = 85,554,690,082.29/284,916.75
  6. Step 6: Final answer
    x = 300,279.61

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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.