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Finding the Fourth Proportional to 375,995.79, 518,990.36 and 241,859.79

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Solution

The fourth proportional to 375,995.79, 518,990.36 and 241,859.79 is: 333,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,995.79 : 518,990.36 = 241,859.79 : x
  2. Step 2: Convert to fraction form
    375,995.79/518,990.36 = 241,859.79/x
  3. Step 3: Cross multiply
    375,995.79x = 518,990.36 × 241,859.79
  4. Step 4: Simplify right side
    375,995.79x = 125,522,898,272.33
  5. Step 5: Solve for x
    x = 125,522,898,272.33/375,995.79
  6. Step 6: Final answer
    x = 333,841.23

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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.