Home / 809,340.44-1,214,009.85-240,719.27

Finding the Fourth Proportional to 809,340.44, 1,214,009.85 and 240,719.27

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Solution

The fourth proportional to 809,340.44, 1,214,009.85 and 240,719.27 is: 361,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,340.44 : 1,214,009.85 = 240,719.27 : x
  2. Step 2: Convert to fraction form
    809,340.44/1,214,009.85 = 240,719.27/x
  3. Step 3: Cross multiply
    809,340.44x = 1,214,009.85 × 240,719.27
  4. Step 4: Simplify right side
    809,340.44x = 292,235,564,864.81
  5. Step 5: Solve for x
    x = 292,235,564,864.81/809,340.44
  6. Step 6: Final answer
    x = 361,078.66

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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.