Home / 802,155.47-1,203,235.94-203,116.34

Finding the Fourth Proportional to 802,155.47, 1,203,235.94 and 203,116.34

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Solution

The fourth proportional to 802,155.47, 1,203,235.94 and 203,116.34 is: 304,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,155.47 : 1,203,235.94 = 203,116.34 : x
  2. Step 2: Convert to fraction form
    802,155.47/1,203,235.94 = 203,116.34/x
  3. Step 3: Cross multiply
    802,155.47x = 1,203,235.94 × 203,116.34
  4. Step 4: Simplify right side
    802,155.47x = 244,396,873,257.50
  5. Step 5: Solve for x
    x = 244,396,873,257.50/802,155.47
  6. Step 6: Final answer
    x = 304,675.20

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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.