Home / 777,209.40-1,165,855.71-244,771.90

Finding the Fourth Proportional to 777,209.40, 1,165,855.71 and 244,771.90

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Solution

The fourth proportional to 777,209.40, 1,165,855.71 and 244,771.90 is: 367,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,209.40 : 1,165,855.71 = 244,771.90 : x
  2. Step 2: Convert to fraction form
    777,209.40/1,165,855.71 = 244,771.90/x
  3. Step 3: Cross multiply
    777,209.40x = 1,165,855.71 × 244,771.90
  4. Step 4: Simplify right side
    777,209.40x = 285,368,717,262.55
  5. Step 5: Solve for x
    x = 285,368,717,262.55/777,209.40
  6. Step 6: Final answer
    x = 367,170.95

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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.