Home / 699,804.40-1,049,873.16-226,489.76

Finding the Fourth Proportional to 699,804.40, 1,049,873.16 and 226,489.76

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Solution

The fourth proportional to 699,804.40, 1,049,873.16 and 226,489.76 is: 339,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,804.40 : 1,049,873.16 = 226,489.76 : x
  2. Step 2: Convert to fraction form
    699,804.40/1,049,873.16 = 226,489.76/x
  3. Step 3: Cross multiply
    699,804.40x = 1,049,873.16 × 226,489.76
  4. Step 4: Simplify right side
    699,804.40x = 237,785,520,038.84
  5. Step 5: Solve for x
    x = 237,785,520,038.84/699,804.40
  6. Step 6: Final answer
    x = 339,788.55

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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.