Home / 1,023,604.39-1,535,351.23-313,634.48

Finding the Fourth Proportional to 1,023,604.39, 1,535,351.23 and 313,634.48

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Solution

The fourth proportional to 1,023,604.39, 1,535,351.23 and 313,634.48 is: 470,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,604.39 : 1,535,351.23 = 313,634.48 : x
  2. Step 2: Convert to fraction form
    1,023,604.39/1,535,351.23 = 313,634.48/x
  3. Step 3: Cross multiply
    1,023,604.39x = 1,535,351.23 × 313,634.48
  4. Step 4: Simplify right side
    1,023,604.39x = 481,539,085,107.95
  5. Step 5: Solve for x
    x = 481,539,085,107.95/1,023,604.39
  6. Step 6: Final answer
    x = 470,434.76

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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.