Home / 950,044.05-1,311,012.08-520,314.96

Finding the Fourth Proportional to 950,044.05, 1,311,012.08 and 520,314.96

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Solution

The fourth proportional to 950,044.05, 1,311,012.08 and 520,314.96 is: 718,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,044.05 : 1,311,012.08 = 520,314.96 : x
  2. Step 2: Convert to fraction form
    950,044.05/1,311,012.08 = 520,314.96/x
  3. Step 3: Cross multiply
    950,044.05x = 1,311,012.08 × 520,314.96
  4. Step 4: Simplify right side
    950,044.05x = 682,139,195,363.14
  5. Step 5: Solve for x
    x = 682,139,195,363.14/950,044.05
  6. Step 6: Final answer
    x = 718,007.97

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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.