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Finding the Fourth Proportional to 341,991.01, 512,985.48 and 240,370.69

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Solution

The fourth proportional to 341,991.01, 512,985.48 and 240,370.69 is: 360,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,991.01 : 512,985.48 = 240,370.69 : x
  2. Step 2: Convert to fraction form
    341,991.01/512,985.48 = 240,370.69/x
  3. Step 3: Cross multiply
    341,991.01x = 512,985.48 × 240,370.69
  4. Step 4: Simplify right side
    341,991.01x = 123,306,673,787.58
  5. Step 5: Solve for x
    x = 123,306,673,787.58/341,991.01
  6. Step 6: Final answer
    x = 360,555.31

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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.