Home / 699,801.40-1,049,868.66-226,486.76

Finding the Fourth Proportional to 699,801.40, 1,049,868.66 and 226,486.76

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Solution

The fourth proportional to 699,801.40, 1,049,868.66 and 226,486.76 is: 339,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,801.40 : 1,049,868.66 = 226,486.76 : x
  2. Step 2: Convert to fraction form
    699,801.40/1,049,868.66 = 226,486.76/x
  3. Step 3: Cross multiply
    699,801.40x = 1,049,868.66 × 226,486.76
  4. Step 4: Simplify right side
    699,801.40x = 237,781,345,979.60
  5. Step 5: Solve for x
    x = 237,781,345,979.60/699,801.40
  6. Step 6: Final answer
    x = 339,784.04

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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.