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Finding the Fourth Proportional to 375,937.72, 518,564.24 and 222,873.37

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Solution

The fourth proportional to 375,937.72, 518,564.24 and 222,873.37 is: 307,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,937.72 : 518,564.24 = 222,873.37 : x
  2. Step 2: Convert to fraction form
    375,937.72/518,564.24 = 222,873.37/x
  3. Step 3: Cross multiply
    375,937.72x = 518,564.24 × 222,873.37
  4. Step 4: Simplify right side
    375,937.72x = 115,574,157,137.47
  5. Step 5: Solve for x
    x = 115,574,157,137.47/375,937.72
  6. Step 6: Final answer
    x = 307,429.00

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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.