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Finding the Fourth Proportional to 335,487.40, 462,796.16 and 199,424.57

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Solution

The fourth proportional to 335,487.40, 462,796.16 and 199,424.57 is: 275,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,487.40 : 462,796.16 = 199,424.57 : x
  2. Step 2: Convert to fraction form
    335,487.40/462,796.16 = 199,424.57/x
  3. Step 3: Cross multiply
    335,487.40x = 462,796.16 × 199,424.57
  4. Step 4: Simplify right side
    335,487.40x = 92,292,925,205.65
  5. Step 5: Solve for x
    x = 92,292,925,205.65/335,487.40
  6. Step 6: Final answer
    x = 275,101.02

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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.