Home / 680,785.56-1,021,176.72-182,149.56

Finding the Fourth Proportional to 680,785.56, 1,021,176.72 and 182,149.56

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Solution

The fourth proportional to 680,785.56, 1,021,176.72 and 182,149.56 is: 273,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,785.56 : 1,021,176.72 = 182,149.56 : x
  2. Step 2: Convert to fraction form
    680,785.56/1,021,176.72 = 182,149.56/x
  3. Step 3: Cross multiply
    680,785.56x = 1,021,176.72 × 182,149.56
  4. Step 4: Simplify right side
    680,785.56x = 186,006,890,230.24
  5. Step 5: Solve for x
    x = 186,006,890,230.24/680,785.56
  6. Step 6: Final answer
    x = 273,223.91

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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.