Home / 950,313.50-1,311,465.26-520,593.50

Finding the Fourth Proportional to 950,313.50, 1,311,465.26 and 520,593.50

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Solution

The fourth proportional to 950,313.50, 1,311,465.26 and 520,593.50 is: 718,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,313.50 : 1,311,465.26 = 520,593.50 : x
  2. Step 2: Convert to fraction form
    950,313.50/1,311,465.26 = 520,593.50/x
  3. Step 3: Cross multiply
    950,313.50x = 1,311,465.26 × 520,593.50
  4. Step 4: Simplify right side
    950,313.50x = 682,740,289,831.81
  5. Step 5: Solve for x
    x = 682,740,289,831.81/950,313.50
  6. Step 6: Final answer
    x = 718,436.91

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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.