Home / 950,315.24-1,311,467.67-520,595.25

Finding the Fourth Proportional to 950,315.24, 1,311,467.67 and 520,595.25

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Solution

The fourth proportional to 950,315.24, 1,311,467.67 and 520,595.25 is: 718,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,315.24 : 1,311,467.67 = 520,595.25 : x
  2. Step 2: Convert to fraction form
    950,315.24/1,311,467.67 = 520,595.25/x
  3. Step 3: Cross multiply
    950,315.24x = 1,311,467.67 × 520,595.25
  4. Step 4: Simplify right side
    950,315.24x = 682,743,839,530.57
  5. Step 5: Solve for x
    x = 682,743,839,530.57/950,315.24
  6. Step 6: Final answer
    x = 718,439.33

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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.