Home / 775,866.12-1,164,334.37-270,431.34

Finding the Fourth Proportional to 775,866.12, 1,164,334.37 and 270,431.34

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Solution

The fourth proportional to 775,866.12, 1,164,334.37 and 270,431.34 is: 405,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,866.12 : 1,164,334.37 = 270,431.34 : x
  2. Step 2: Convert to fraction form
    775,866.12/1,164,334.37 = 270,431.34/x
  3. Step 3: Cross multiply
    775,866.12x = 1,164,334.37 × 270,431.34
  4. Step 4: Simplify right side
    775,866.12x = 314,872,502,535.00
  5. Step 5: Solve for x
    x = 314,872,502,535.00/775,866.12
  6. Step 6: Final answer
    x = 405,833.55

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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.