Home / 750,744.15-1,126,177.67-218,264.52

Finding the Fourth Proportional to 750,744.15, 1,126,177.67 and 218,264.52

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Solution

The fourth proportional to 750,744.15, 1,126,177.67 and 218,264.52 is: 327,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,744.15 : 1,126,177.67 = 218,264.52 : x
  2. Step 2: Convert to fraction form
    750,744.15/1,126,177.67 = 218,264.52/x
  3. Step 3: Cross multiply
    750,744.15x = 1,126,177.67 × 218,264.52
  4. Step 4: Simplify right side
    750,744.15x = 245,804,628,577.27
  5. Step 5: Solve for x
    x = 245,804,628,577.27/750,744.15
  6. Step 6: Final answer
    x = 327,414.64

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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.