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Finding the Fourth Proportional to 467,838.72, 701,802.56 and 130,879.36

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Solution

The fourth proportional to 467,838.72, 701,802.56 and 130,879.36 is: 196,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,838.72 : 701,802.56 = 130,879.36 : x
  2. Step 2: Convert to fraction form
    467,838.72/701,802.56 = 130,879.36/x
  3. Step 3: Cross multiply
    467,838.72x = 701,802.56 × 130,879.36
  4. Step 4: Simplify right side
    467,838.72x = 91,851,469,899.16
  5. Step 5: Solve for x
    x = 91,851,469,899.16/467,838.72
  6. Step 6: Final answer
    x = 196,331.48

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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.