Home / 950,167.45-1,311,235.46-520,446.25

Finding the Fourth Proportional to 950,167.45, 1,311,235.46 and 520,446.25

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Solution

The fourth proportional to 950,167.45, 1,311,235.46 and 520,446.25 is: 718,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,167.45 : 1,311,235.46 = 520,446.25 : x
  2. Step 2: Convert to fraction form
    950,167.45/1,311,235.46 = 520,446.25/x
  3. Step 3: Cross multiply
    950,167.45x = 1,311,235.46 × 520,446.25
  4. Step 4: Simplify right side
    950,167.45x = 682,427,578,024.03
  5. Step 5: Solve for x
    x = 682,427,578,024.03/950,167.45
  6. Step 6: Final answer
    x = 718,218.22

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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.