Home / 804,385.18-1,206,577.38-205,346.14

Finding the Fourth Proportional to 804,385.18, 1,206,577.38 and 205,346.14

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Solution

The fourth proportional to 804,385.18, 1,206,577.38 and 205,346.14 is: 308,019.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,385.18 : 1,206,577.38 = 205,346.14 : x
  2. Step 2: Convert to fraction form
    804,385.18/1,206,577.38 = 205,346.14/x
  3. Step 3: Cross multiply
    804,385.18x = 1,206,577.38 × 205,346.14
  4. Step 4: Simplify right side
    804,385.18x = 247,766,007,594.31
  5. Step 5: Solve for x
    x = 247,766,007,594.31/804,385.18
  6. Step 6: Final answer
    x = 308,019.11

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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.