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Finding the Fourth Proportional to 468,879.48, 647,052.48 and 254,024.82

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Solution

The fourth proportional to 468,879.48, 647,052.48 and 254,024.82 is: 350,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,879.48 : 647,052.48 = 254,024.82 : x
  2. Step 2: Convert to fraction form
    468,879.48/647,052.48 = 254,024.82/x
  3. Step 3: Cross multiply
    468,879.48x = 647,052.48 × 254,024.82
  4. Step 4: Simplify right side
    468,879.48x = 164,367,389,762.55
  5. Step 5: Solve for x
    x = 164,367,389,762.55/468,879.48
  6. Step 6: Final answer
    x = 350,553.60

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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.