Home / 300,669.40-414,829.38-173,327.32

Finding the Fourth Proportional to 300,669.40, 414,829.38 and 173,327.32

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Solution

The fourth proportional to 300,669.40, 414,829.38 and 173,327.32 is: 239,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,669.40 : 414,829.38 = 173,327.32 : x
  2. Step 2: Convert to fraction form
    300,669.40/414,829.38 = 173,327.32/x
  3. Step 3: Cross multiply
    300,669.40x = 414,829.38 × 173,327.32
  4. Step 4: Simplify right side
    300,669.40x = 71,901,264,692.66
  5. Step 5: Solve for x
    x = 71,901,264,692.66/300,669.40
  6. Step 6: Final answer
    x = 239,137.29

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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.