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Finding the Fourth Proportional to 395,463.33, 593,222.66 and 158,806

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Solution

The fourth proportional to 395,463.33, 593,222.66 and 158,806 is: 238,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,463.33 : 593,222.66 = 158,806 : x
  2. Step 2: Convert to fraction form
    395,463.33/593,222.66 = 158,806/x
  3. Step 3: Cross multiply
    395,463.33x = 593,222.66 × 158,806
  4. Step 4: Simplify right side
    395,463.33x = 94,207,317,743.96
  5. Step 5: Solve for x
    x = 94,207,317,743.96/395,463.33
  6. Step 6: Final answer
    x = 238,220.11

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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.