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Finding the Fourth Proportional to 658,536.32, 987,804.48 and 159,896.96

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Solution

The fourth proportional to 658,536.32, 987,804.48 and 159,896.96 is: 239,845.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,536.32 : 987,804.48 = 159,896.96 : x
  2. Step 2: Convert to fraction form
    658,536.32/987,804.48 = 159,896.96/x
  3. Step 3: Cross multiply
    658,536.32x = 987,804.48 × 159,896.96
  4. Step 4: Simplify right side
    658,536.32x = 157,946,933,426.38
  5. Step 5: Solve for x
    x = 157,946,933,426.38/658,536.32
  6. Step 6: Final answer
    x = 239,845.44

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Similar ratio
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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.