Home / 1,179,791.36-1,769,726.21-326,871.57

Finding the Fourth Proportional to 1,179,791.36, 1,769,726.21 and 326,871.57

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Solution

The fourth proportional to 1,179,791.36, 1,769,726.21 and 326,871.57 is: 490,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,791.36 : 1,769,726.21 = 326,871.57 : x
  2. Step 2: Convert to fraction form
    1,179,791.36/1,769,726.21 = 326,871.57/x
  3. Step 3: Cross multiply
    1,179,791.36x = 1,769,726.21 × 326,871.57
  4. Step 4: Simplify right side
    1,179,791.36x = 578,473,183,098.49
  5. Step 5: Solve for x
    x = 578,473,183,098.49/1,179,791.36
  6. Step 6: Final answer
    x = 490,318.21

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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.