Home / 452,836.12-625,461.92-330,134.20

Finding the Fourth Proportional to 452,836.12, 625,461.92 and 330,134.20

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Solution

The fourth proportional to 452,836.12, 625,461.92 and 330,134.20 is: 455,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,836.12 : 625,461.92 = 330,134.20 : x
  2. Step 2: Convert to fraction form
    452,836.12/625,461.92 = 330,134.20/x
  3. Step 3: Cross multiply
    452,836.12x = 625,461.92 × 330,134.20
  4. Step 4: Simplify right side
    452,836.12x = 206,486,370,589.66
  5. Step 5: Solve for x
    x = 206,486,370,589.66/452,836.12
  6. Step 6: Final answer
    x = 455,984.76

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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.