Home / 767,098.88-1,150,647.32-206,133.40

Finding the Fourth Proportional to 767,098.88, 1,150,647.32 and 206,133.40

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Solution

The fourth proportional to 767,098.88, 1,150,647.32 and 206,133.40 is: 309,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,098.88 : 1,150,647.32 = 206,133.40 : x
  2. Step 2: Convert to fraction form
    767,098.88/1,150,647.32 = 206,133.40/x
  3. Step 3: Cross multiply
    767,098.88x = 1,150,647.32 × 206,133.40
  4. Step 4: Simplify right side
    767,098.88x = 237,186,844,272.49
  5. Step 5: Solve for x
    x = 237,186,844,272.49/767,098.88
  6. Step 6: Final answer
    x = 309,199.83

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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.