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Finding the Fourth Proportional to 308,706.55, 463,057.22 and 241,295.28

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Solution

The fourth proportional to 308,706.55, 463,057.22 and 241,295.28 is: 361,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,706.55 : 463,057.22 = 241,295.28 : x
  2. Step 2: Convert to fraction form
    308,706.55/463,057.22 = 241,295.28/x
  3. Step 3: Cross multiply
    308,706.55x = 463,057.22 × 241,295.28
  4. Step 4: Simplify right side
    308,706.55x = 111,733,521,833.12
  5. Step 5: Solve for x
    x = 111,733,521,833.12/308,706.55
  6. Step 6: Final answer
    x = 361,940.89

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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.