Home / 696,078.42-1,044,313.65-269,743.02

Finding the Fourth Proportional to 696,078.42, 1,044,313.65 and 269,743.02

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Solution

The fourth proportional to 696,078.42, 1,044,313.65 and 269,743.02 is: 404,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,078.42 : 1,044,313.65 = 269,743.02 : x
  2. Step 2: Convert to fraction form
    696,078.42/1,044,313.65 = 269,743.02/x
  3. Step 3: Cross multiply
    696,078.42x = 1,044,313.65 × 269,743.02
  4. Step 4: Simplify right side
    696,078.42x = 281,696,317,778.22
  5. Step 5: Solve for x
    x = 281,696,317,778.22/696,078.42
  6. Step 6: Final answer
    x = 404,690.49

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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.