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Finding the Fourth Proportional to 365,127.46, 547,201.63 and 284,172.26

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Solution

The fourth proportional to 365,127.46, 547,201.63 and 284,172.26 is: 425,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,127.46 : 547,201.63 = 284,172.26 : x
  2. Step 2: Convert to fraction form
    365,127.46/547,201.63 = 284,172.26/x
  3. Step 3: Cross multiply
    365,127.46x = 547,201.63 × 284,172.26
  4. Step 4: Simplify right side
    365,127.46x = 155,499,522,451.92
  5. Step 5: Solve for x
    x = 155,499,522,451.92/365,127.46
  6. Step 6: Final answer
    x = 425,877.38

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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.