Home / 776,244.21-1,163,997.63-270,743.82

Finding the Fourth Proportional to 776,244.21, 1,163,997.63 and 270,743.82

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Solution

The fourth proportional to 776,244.21, 1,163,997.63 and 270,743.82 is: 405,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,244.21 : 1,163,997.63 = 270,743.82 : x
  2. Step 2: Convert to fraction form
    776,244.21/1,163,997.63 = 270,743.82/x
  3. Step 3: Cross multiply
    776,244.21x = 1,163,997.63 × 270,743.82
  4. Step 4: Simplify right side
    776,244.21x = 315,145,164,817.15
  5. Step 5: Solve for x
    x = 315,145,164,817.15/776,244.21
  6. Step 6: Final answer
    x = 405,987.14

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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.