Home / 335,135.31-462,435.15-199,118.91

Finding the Fourth Proportional to 335,135.31, 462,435.15 and 199,118.91

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Solution

The fourth proportional to 335,135.31, 462,435.15 and 199,118.91 is: 274,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,135.31 : 462,435.15 = 199,118.91 : x
  2. Step 2: Convert to fraction form
    335,135.31/462,435.15 = 199,118.91/x
  3. Step 3: Cross multiply
    335,135.31x = 462,435.15 × 199,118.91
  4. Step 4: Simplify right side
    335,135.31x = 92,079,583,013.69
  5. Step 5: Solve for x
    x = 92,079,583,013.69/335,135.31
  6. Step 6: Final answer
    x = 274,753.45

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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.