Home / 750,998.35-1,126,566.78-245,561.92

Finding the Fourth Proportional to 750,998.35, 1,126,566.78 and 245,561.92

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Solution

The fourth proportional to 750,998.35, 1,126,566.78 and 245,561.92 is: 368,365.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,998.35 : 1,126,566.78 = 245,561.92 : x
  2. Step 2: Convert to fraction form
    750,998.35/1,126,566.78 = 245,561.92/x
  3. Step 3: Cross multiply
    750,998.35x = 1,126,566.78 × 245,561.92
  4. Step 4: Simplify right side
    750,998.35x = 276,641,901,505.02
  5. Step 5: Solve for x
    x = 276,641,901,505.02/750,998.35
  6. Step 6: Final answer
    x = 368,365.53

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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.