Home / 880,376.24-1,320,179.81-311,568.37

Finding the Fourth Proportional to 880,376.24, 1,320,179.81 and 311,568.37

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Solution

The fourth proportional to 880,376.24, 1,320,179.81 and 311,568.37 is: 467,216.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,376.24 : 1,320,179.81 = 311,568.37 : x
  2. Step 2: Convert to fraction form
    880,376.24/1,320,179.81 = 311,568.37/x
  3. Step 3: Cross multiply
    880,376.24x = 1,320,179.81 × 311,568.37
  4. Step 4: Simplify right side
    880,376.24x = 411,326,274,952.62
  5. Step 5: Solve for x
    x = 411,326,274,952.62/880,376.24
  6. Step 6: Final answer
    x = 467,216.46

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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.