Home / 1,040,625.60-1,560,981.60-330,633.60

Finding the Fourth Proportional to 1,040,625.60, 1,560,981.60 and 330,633.60

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Solution

The fourth proportional to 1,040,625.60, 1,560,981.60 and 330,633.60 is: 495,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,625.60 : 1,560,981.60 = 330,633.60 : x
  2. Step 2: Convert to fraction form
    1,040,625.60/1,560,981.60 = 330,633.60/x
  3. Step 3: Cross multiply
    1,040,625.60x = 1,560,981.60 × 330,633.60
  4. Step 4: Simplify right side
    1,040,625.60x = 516,112,965,941.76
  5. Step 5: Solve for x
    x = 516,112,965,941.76/1,040,625.60
  6. Step 6: Final answer
    x = 495,964.13

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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.