Home / 776,182.23-1,164,421.35-270,887.54

Finding the Fourth Proportional to 776,182.23, 1,164,421.35 and 270,887.54

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Solution

The fourth proportional to 776,182.23, 1,164,421.35 and 270,887.54 is: 406,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,182.23 : 1,164,421.35 = 270,887.54 : x
  2. Step 2: Convert to fraction form
    776,182.23/1,164,421.35 = 270,887.54/x
  3. Step 3: Cross multiply
    776,182.23x = 1,164,421.35 × 270,887.54
  4. Step 4: Simplify right side
    776,182.23x = 315,427,229,202.87
  5. Step 5: Solve for x
    x = 315,427,229,202.87/776,182.23
  6. Step 6: Final answer
    x = 406,382.96

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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.