Home / 950,152.22-1,311,210.62-520,439.53

Finding the Fourth Proportional to 950,152.22, 1,311,210.62 and 520,439.53

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Solution

The fourth proportional to 950,152.22, 1,311,210.62 and 520,439.53 is: 718,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,152.22 : 1,311,210.62 = 520,439.53 : x
  2. Step 2: Convert to fraction form
    950,152.22/1,311,210.62 = 520,439.53/x
  3. Step 3: Cross multiply
    950,152.22x = 1,311,210.62 × 520,439.53
  4. Step 4: Simplify right side
    950,152.22x = 682,405,829,645.56
  5. Step 5: Solve for x
    x = 682,405,829,645.56/950,152.22
  6. Step 6: Final answer
    x = 718,206.85

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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.