Home / 911,709.27-1,367,622.23-350,743.77

Finding the Fourth Proportional to 911,709.27, 1,367,622.23 and 350,743.77

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Solution

The fourth proportional to 911,709.27, 1,367,622.23 and 350,743.77 is: 526,138.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,709.27 : 1,367,622.23 = 350,743.77 : x
  2. Step 2: Convert to fraction form
    911,709.27/1,367,622.23 = 350,743.77/x
  3. Step 3: Cross multiply
    911,709.27x = 1,367,622.23 × 350,743.77
  4. Step 4: Simplify right side
    911,709.27x = 479,684,975,132.29
  5. Step 5: Solve for x
    x = 479,684,975,132.29/911,709.27
  6. Step 6: Final answer
    x = 526,138.09

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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.