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Finding the Fourth Proportional to 494,501.38, 741,885.22 and 254,484.51

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Solution

The fourth proportional to 494,501.38, 741,885.22 and 254,484.51 is: 381,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,501.38 : 741,885.22 = 254,484.51 : x
  2. Step 2: Convert to fraction form
    494,501.38/741,885.22 = 254,484.51/x
  3. Step 3: Cross multiply
    494,501.38x = 741,885.22 × 254,484.51
  4. Step 4: Simplify right side
    494,501.38x = 188,798,293,269.66
  5. Step 5: Solve for x
    x = 188,798,293,269.66/494,501.38
  6. Step 6: Final answer
    x = 381,795.28

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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.