Home / 775,004.25-1,162,528.37-214,038.75

Finding the Fourth Proportional to 775,004.25, 1,162,528.37 and 214,038.75

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Solution

The fourth proportional to 775,004.25, 1,162,528.37 and 214,038.75 is: 321,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,004.25 : 1,162,528.37 = 214,038.75 : x
  2. Step 2: Convert to fraction form
    775,004.25/1,162,528.37 = 214,038.75/x
  3. Step 3: Cross multiply
    775,004.25x = 1,162,528.37 × 214,038.75
  4. Step 4: Simplify right side
    775,004.25x = 248,826,113,876.79
  5. Step 5: Solve for x
    x = 248,826,113,876.79/775,004.25
  6. Step 6: Final answer
    x = 321,064.19

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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.