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Finding the Fourth Proportional to 341,993.01, 512,988.48 and 240,372.69

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Solution

The fourth proportional to 341,993.01, 512,988.48 and 240,372.69 is: 360,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,993.01 : 512,988.48 = 240,372.69 : x
  2. Step 2: Convert to fraction form
    341,993.01/512,988.48 = 240,372.69/x
  3. Step 3: Cross multiply
    341,993.01x = 512,988.48 × 240,372.69
  4. Step 4: Simplify right side
    341,993.01x = 123,308,420,876.61
  5. Step 5: Solve for x
    x = 123,308,420,876.61/341,993.01
  6. Step 6: Final answer
    x = 360,558.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.