Home / 669,055.20-1,003,291.20-269,563.20

Finding the Fourth Proportional to 669,055.20, 1,003,291.20 and 269,563.20

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Solution

The fourth proportional to 669,055.20, 1,003,291.20 and 269,563.20 is: 404,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,055.20 : 1,003,291.20 = 269,563.20 : x
  2. Step 2: Convert to fraction form
    669,055.20/1,003,291.20 = 269,563.20/x
  3. Step 3: Cross multiply
    669,055.20x = 1,003,291.20 × 269,563.20
  4. Step 4: Simplify right side
    669,055.20x = 270,450,386,403.84
  5. Step 5: Solve for x
    x = 270,450,386,403.84/669,055.20
  6. Step 6: Final answer
    x = 404,227.31

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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.