Home / 1,116,270.23-1,673,422.31-442,824.49

Finding the Fourth Proportional to 1,116,270.23, 1,673,422.31 and 442,824.49

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Solution

The fourth proportional to 1,116,270.23, 1,673,422.31 and 442,824.49 is: 663,846.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,270.23 : 1,673,422.31 = 442,824.49 : x
  2. Step 2: Convert to fraction form
    1,116,270.23/1,673,422.31 = 442,824.49/x
  3. Step 3: Cross multiply
    1,116,270.23x = 1,673,422.31 × 442,824.49
  4. Step 4: Simplify right side
    1,116,270.23x = 741,032,377,903.88
  5. Step 5: Solve for x
    x = 741,032,377,903.88/1,116,270.23
  6. Step 6: Final answer
    x = 663,846.76

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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.