Home / 950,996.84-1,426,713.96-311,321.21

Finding the Fourth Proportional to 950,996.84, 1,426,713.96 and 311,321.21

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Solution

The fourth proportional to 950,996.84, 1,426,713.96 and 311,321.21 is: 467,053.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,996.84 : 1,426,713.96 = 311,321.21 : x
  2. Step 2: Convert to fraction form
    950,996.84/1,426,713.96 = 311,321.21/x
  3. Step 3: Cross multiply
    950,996.84x = 1,426,713.96 × 311,321.21
  4. Step 4: Simplify right side
    950,996.84x = 444,166,313,522.02
  5. Step 5: Solve for x
    x = 444,166,313,522.02/950,996.84
  6. Step 6: Final answer
    x = 467,053.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.