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Finding the Fourth Proportional to 308,599.44, 425,813.67 and 181,301.46

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Solution

The fourth proportional to 308,599.44, 425,813.67 and 181,301.46 is: 250,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,599.44 : 425,813.67 = 181,301.46 : x
  2. Step 2: Convert to fraction form
    308,599.44/425,813.67 = 181,301.46/x
  3. Step 3: Cross multiply
    308,599.44x = 425,813.67 × 181,301.46
  4. Step 4: Simplify right side
    308,599.44x = 77,200,640,058.96
  5. Step 5: Solve for x
    x = 77,200,640,058.96/308,599.44
  6. Step 6: Final answer
    x = 250,164.55

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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.