Home / 739,298.48-1,109,015.33-206,817.95

Finding the Fourth Proportional to 739,298.48, 1,109,015.33 and 206,817.95

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Solution

The fourth proportional to 739,298.48, 1,109,015.33 and 206,817.95 is: 310,245.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,298.48 : 1,109,015.33 = 206,817.95 : x
  2. Step 2: Convert to fraction form
    739,298.48/1,109,015.33 = 206,817.95/x
  3. Step 3: Cross multiply
    739,298.48x = 1,109,015.33 × 206,817.95
  4. Step 4: Simplify right side
    739,298.48x = 229,364,277,069.17
  5. Step 5: Solve for x
    x = 229,364,277,069.17/739,298.48
  6. Step 6: Final answer
    x = 310,245.84

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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.