Home / 669,741.06-1,004,619.42-196,435.92

Finding the Fourth Proportional to 669,741.06, 1,004,619.42 and 196,435.92

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Solution

The fourth proportional to 669,741.06, 1,004,619.42 and 196,435.92 is: 294,656.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,741.06 : 1,004,619.42 = 196,435.92 : x
  2. Step 2: Convert to fraction form
    669,741.06/1,004,619.42 = 196,435.92/x
  3. Step 3: Cross multiply
    669,741.06x = 1,004,619.42 × 196,435.92
  4. Step 4: Simplify right side
    669,741.06x = 197,343,340,017.57
  5. Step 5: Solve for x
    x = 197,343,340,017.57/669,741.06
  6. Step 6: Final answer
    x = 294,656.18

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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.