Home / 335,513.61-462,856.23-199,470.39

Finding the Fourth Proportional to 335,513.61, 462,856.23 and 199,470.39

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Solution

The fourth proportional to 335,513.61, 462,856.23 and 199,470.39 is: 275,178.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,513.61 : 462,856.23 = 199,470.39 : x
  2. Step 2: Convert to fraction form
    335,513.61/462,856.23 = 199,470.39/x
  3. Step 3: Cross multiply
    335,513.61x = 462,856.23 × 199,470.39
  4. Step 4: Simplify right side
    335,513.61x = 92,326,112,712.03
  5. Step 5: Solve for x
    x = 92,326,112,712.03/335,513.61
  6. Step 6: Final answer
    x = 275,178.44

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1.5x scale

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.