Home / 950,313.38-1,311,465.09-520,593.39

Finding the Fourth Proportional to 950,313.38, 1,311,465.09 and 520,593.39

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Solution

The fourth proportional to 950,313.38, 1,311,465.09 and 520,593.39 is: 718,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,313.38 : 1,311,465.09 = 520,593.39 : x
  2. Step 2: Convert to fraction form
    950,313.38/1,311,465.09 = 520,593.39/x
  3. Step 3: Cross multiply
    950,313.38x = 1,311,465.09 × 520,593.39
  4. Step 4: Simplify right side
    950,313.38x = 682,740,054,466.79
  5. Step 5: Solve for x
    x = 682,740,054,466.79/950,313.38
  6. Step 6: Final answer
    x = 718,436.75

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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.