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Finding the Fourth Proportional to 375,694.93, 518,512.15 and 232,501.11

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Solution

The fourth proportional to 375,694.93, 518,512.15 and 232,501.11 is: 320,884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,694.93 : 518,512.15 = 232,501.11 : x
  2. Step 2: Convert to fraction form
    375,694.93/518,512.15 = 232,501.11/x
  3. Step 3: Cross multiply
    375,694.93x = 518,512.15 × 232,501.11
  4. Step 4: Simplify right side
    375,694.93x = 120,554,650,423.49
  5. Step 5: Solve for x
    x = 120,554,650,423.49/375,694.93
  6. Step 6: Final answer
    x = 320,884.42

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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.