Home / 750,997.43-1,126,364.77-211,125.36

Finding the Fourth Proportional to 750,997.43, 1,126,364.77 and 211,125.36

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Solution

The fourth proportional to 750,997.43, 1,126,364.77 and 211,125.36 is: 316,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,997.43 : 1,126,364.77 = 211,125.36 : x
  2. Step 2: Convert to fraction form
    750,997.43/1,126,364.77 = 211,125.36/x
  3. Step 3: Cross multiply
    750,997.43x = 1,126,364.77 × 211,125.36
  4. Step 4: Simplify right side
    750,997.43x = 237,804,167,557.57
  5. Step 5: Solve for x
    x = 237,804,167,557.57/750,997.43
  6. Step 6: Final answer
    x = 316,651.11

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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.