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Finding the Fourth Proportional to 337,242.68, 465,078.08 and 251,392

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Solution

The fourth proportional to 337,242.68, 465,078.08 and 251,392 is: 346,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,242.68 : 465,078.08 = 251,392 : x
  2. Step 2: Convert to fraction form
    337,242.68/465,078.08 = 251,392/x
  3. Step 3: Cross multiply
    337,242.68x = 465,078.08 × 251,392
  4. Step 4: Simplify right side
    337,242.68x = 116,916,908,687.36
  5. Step 5: Solve for x
    x = 116,916,908,687.36/337,242.68
  6. Step 6: Final answer
    x = 346,684.79

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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.