Home / 1,040,315.59-1,560,468.52-330,398.38

Finding the Fourth Proportional to 1,040,315.59, 1,560,468.52 and 330,398.38

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Solution

The fourth proportional to 1,040,315.59, 1,560,468.52 and 330,398.38 is: 495,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,315.59 : 1,560,468.52 = 330,398.38 : x
  2. Step 2: Convert to fraction form
    1,040,315.59/1,560,468.52 = 330,398.38/x
  3. Step 3: Cross multiply
    1,040,315.59x = 1,560,468.52 × 330,398.38
  4. Step 4: Simplify right side
    1,040,315.59x = 515,576,271,049.00
  5. Step 5: Solve for x
    x = 515,576,271,049.00/1,040,315.59
  6. Step 6: Final answer
    x = 495,596.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.