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Finding the Fourth Proportional to 451,553.81, 677,736.79 and 241,371.41

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Solution

The fourth proportional to 451,553.81, 677,736.79 and 241,371.41 is: 362,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,553.81 : 677,736.79 = 241,371.41 : x
  2. Step 2: Convert to fraction form
    451,553.81/677,736.79 = 241,371.41/x
  3. Step 3: Cross multiply
    451,553.81x = 677,736.79 × 241,371.41
  4. Step 4: Simplify right side
    451,553.81x = 163,586,280,619.06
  5. Step 5: Solve for x
    x = 163,586,280,619.06/451,553.81
  6. Step 6: Final answer
    x = 362,274.17

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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.