Home / 718,609.66-1,077,601.57-206,161.74

Finding the Fourth Proportional to 718,609.66, 1,077,601.57 and 206,161.74

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Solution

The fourth proportional to 718,609.66, 1,077,601.57 and 206,161.74 is: 309,152.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,609.66 : 1,077,601.57 = 206,161.74 : x
  2. Step 2: Convert to fraction form
    718,609.66/1,077,601.57 = 206,161.74/x
  3. Step 3: Cross multiply
    718,609.66x = 1,077,601.57 × 206,161.74
  4. Step 4: Simplify right side
    718,609.66x = 222,160,214,182.53
  5. Step 5: Solve for x
    x = 222,160,214,182.53/718,609.66
  6. Step 6: Final answer
    x = 309,152.84

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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.