Home / 1,224,429-1,836,658.86-325,865.19

Finding the Fourth Proportional to 1,224,429, 1,836,658.86 and 325,865.19

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Solution

The fourth proportional to 1,224,429, 1,836,658.86 and 325,865.19 is: 488,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,429 : 1,836,658.86 = 325,865.19 : x
  2. Step 2: Convert to fraction form
    1,224,429/1,836,658.86 = 325,865.19/x
  3. Step 3: Cross multiply
    1,224,429x = 1,836,658.86 × 325,865.19
  4. Step 4: Simplify right side
    1,224,429x = 598,503,188,379.08
  5. Step 5: Solve for x
    x = 598,503,188,379.08/1,224,429
  6. Step 6: Final answer
    x = 488,801.87

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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.