Home / 669,055.36-1,003,779.92-269,490.44

Finding the Fourth Proportional to 669,055.36, 1,003,779.92 and 269,490.44

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Solution

The fourth proportional to 669,055.36, 1,003,779.92 and 269,490.44 is: 404,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,055.36 : 1,003,779.92 = 269,490.44 : x
  2. Step 2: Convert to fraction form
    669,055.36/1,003,779.92 = 269,490.44/x
  3. Step 3: Cross multiply
    669,055.36x = 1,003,779.92 × 269,490.44
  4. Step 4: Simplify right side
    669,055.36x = 270,509,092,303.97
  5. Step 5: Solve for x
    x = 270,509,092,303.97/669,055.36
  6. Step 6: Final answer
    x = 404,314.96

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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.