Home / 750,864.97-1,126,301.24-189,900.01

Finding the Fourth Proportional to 750,864.97, 1,126,301.24 and 189,900.01

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Solution

The fourth proportional to 750,864.97, 1,126,301.24 and 189,900.01 is: 284,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,864.97 : 1,126,301.24 = 189,900.01 : x
  2. Step 2: Convert to fraction form
    750,864.97/1,126,301.24 = 189,900.01/x
  3. Step 3: Cross multiply
    750,864.97x = 1,126,301.24 × 189,900.01
  4. Step 4: Simplify right side
    750,864.97x = 213,884,616,739.01
  5. Step 5: Solve for x
    x = 213,884,616,739.01/750,864.97
  6. Step 6: Final answer
    x = 284,850.97

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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.