Home / 880,640.73-1,320,544.76-341,149.71

Finding the Fourth Proportional to 880,640.73, 1,320,544.76 and 341,149.71

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Solution

The fourth proportional to 880,640.73, 1,320,544.76 and 341,149.71 is: 511,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,640.73 : 1,320,544.76 = 341,149.71 : x
  2. Step 2: Convert to fraction form
    880,640.73/1,320,544.76 = 341,149.71/x
  3. Step 3: Cross multiply
    880,640.73x = 1,320,544.76 × 341,149.71
  4. Step 4: Simplify right side
    880,640.73x = 450,503,460,210.27
  5. Step 5: Solve for x
    x = 450,503,460,210.27/880,640.73
  6. Step 6: Final answer
    x = 511,563.28

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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.