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Finding the Fourth Proportional to 284,351.88, 426,484.08 and 94,815.54

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Solution

The fourth proportional to 284,351.88, 426,484.08 and 94,815.54 is: 142,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,351.88 : 426,484.08 = 94,815.54 : x
  2. Step 2: Convert to fraction form
    284,351.88/426,484.08 = 94,815.54/x
  3. Step 3: Cross multiply
    284,351.88x = 426,484.08 × 94,815.54
  4. Step 4: Simplify right side
    284,351.88x = 40,437,318,346.60
  5. Step 5: Solve for x
    x = 40,437,318,346.60/284,351.88
  6. Step 6: Final answer
    x = 142,208.73

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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.