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Finding the Fourth Proportional to 335,168.63, 462,681.81 and 199,246.58

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Solution

The fourth proportional to 335,168.63, 462,681.81 and 199,246.58 is: 275,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,168.63 : 462,681.81 = 199,246.58 : x
  2. Step 2: Convert to fraction form
    335,168.63/462,681.81 = 199,246.58/x
  3. Step 3: Cross multiply
    335,168.63x = 462,681.81 × 199,246.58
  4. Step 4: Simplify right side
    335,168.63x = 92,187,767,772.59
  5. Step 5: Solve for x
    x = 92,187,767,772.59/335,168.63
  6. Step 6: Final answer
    x = 275,048.91

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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.