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Finding the Fourth Proportional to 365,131.46, 547,207.62 and 284,176.26

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Solution

The fourth proportional to 365,131.46, 547,207.62 and 284,176.26 is: 425,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,131.46 : 547,207.62 = 284,176.26 : x
  2. Step 2: Convert to fraction form
    365,131.46/547,207.62 = 284,176.26/x
  3. Step 3: Cross multiply
    365,131.46x = 547,207.62 × 284,176.26
  4. Step 4: Simplify right side
    365,131.46x = 155,503,414,895.10
  5. Step 5: Solve for x
    x = 155,503,414,895.10/365,131.46
  6. Step 6: Final answer
    x = 425,883.37

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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.