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Finding the Fourth Proportional to 308,852.58, 463,221.80 and 95,580.73

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Solution

The fourth proportional to 308,852.58, 463,221.80 and 95,580.73 is: 143,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,852.58 : 463,221.80 = 95,580.73 : x
  2. Step 2: Convert to fraction form
    308,852.58/463,221.80 = 95,580.73/x
  3. Step 3: Cross multiply
    308,852.58x = 463,221.80 × 95,580.73
  4. Step 4: Simplify right side
    308,852.58x = 44,275,077,795.91
  5. Step 5: Solve for x
    x = 44,275,077,795.91/308,852.58
  6. Step 6: Final answer
    x = 143,353.43

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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.