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Finding the Fourth Proportional to 228,496.52, 342,351.12 and 177,913.64

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Solution

The fourth proportional to 228,496.52, 342,351.12 and 177,913.64 is: 266,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,496.52 : 342,351.12 = 177,913.64 : x
  2. Step 2: Convert to fraction form
    228,496.52/342,351.12 = 177,913.64/x
  3. Step 3: Cross multiply
    228,496.52x = 342,351.12 × 177,913.64
  4. Step 4: Simplify right side
    228,496.52x = 60,908,933,917.28
  5. Step 5: Solve for x
    x = 60,908,933,917.28/228,496.52
  6. Step 6: Final answer
    x = 266,563.95

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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.