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Finding the Fourth Proportional to 501,273.91, 751,610.54 and 159,569.70

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Solution

The fourth proportional to 501,273.91, 751,610.54 and 159,569.70 is: 239,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,273.91 : 751,610.54 = 159,569.70 : x
  2. Step 2: Convert to fraction form
    501,273.91/751,610.54 = 159,569.70/x
  3. Step 3: Cross multiply
    501,273.91x = 751,610.54 × 159,569.70
  4. Step 4: Simplify right side
    501,273.91x = 119,934,268,384.64
  5. Step 5: Solve for x
    x = 119,934,268,384.64/501,273.91
  6. Step 6: Final answer
    x = 239,258.95

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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.