Home / 804,998.60-1,207,539.21-205,964.90

Finding the Fourth Proportional to 804,998.60, 1,207,539.21 and 205,964.90

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Solution

The fourth proportional to 804,998.60, 1,207,539.21 and 205,964.90 is: 308,957.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,998.60 : 1,207,539.21 = 205,964.90 : x
  2. Step 2: Convert to fraction form
    804,998.60/1,207,539.21 = 205,964.90/x
  3. Step 3: Cross multiply
    804,998.60x = 1,207,539.21 × 205,964.90
  4. Step 4: Simplify right side
    804,998.60x = 248,710,692,633.73
  5. Step 5: Solve for x
    x = 248,710,692,633.73/804,998.60
  6. Step 6: Final answer
    x = 308,957.92

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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.