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Finding the Fourth Proportional to 380,662.84, 525,077.04 and 244,873.78

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Solution

The fourth proportional to 380,662.84, 525,077.04 and 244,873.78 is: 337,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,662.84 : 525,077.04 = 244,873.78 : x
  2. Step 2: Convert to fraction form
    380,662.84/525,077.04 = 244,873.78/x
  3. Step 3: Cross multiply
    380,662.84x = 525,077.04 × 244,873.78
  4. Step 4: Simplify right side
    380,662.84x = 128,577,599,576.01
  5. Step 5: Solve for x
    x = 128,577,599,576.01/380,662.84
  6. Step 6: Final answer
    x = 337,772.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.