Home / 950,318.48-1,311,472.16-520,598.52

Finding the Fourth Proportional to 950,318.48, 1,311,472.16 and 520,598.52

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Solution

The fourth proportional to 950,318.48, 1,311,472.16 and 520,598.52 is: 718,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,318.48 : 1,311,472.16 = 520,598.52 : x
  2. Step 2: Convert to fraction form
    950,318.48/1,311,472.16 = 520,598.52/x
  3. Step 3: Cross multiply
    950,318.48x = 1,311,472.16 × 520,598.52
  4. Step 4: Simplify right side
    950,318.48x = 682,750,465,517.20
  5. Step 5: Solve for x
    x = 682,750,465,517.20/950,318.48
  6. Step 6: Final answer
    x = 718,443.85

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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.