Home / 876,917.34-1,315,413-277,865.24

Finding the Fourth Proportional to 876,917.34, 1,315,413 and 277,865.24

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Solution

The fourth proportional to 876,917.34, 1,315,413 and 277,865.24 is: 416,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,917.34 : 1,315,413 = 277,865.24 : x
  2. Step 2: Convert to fraction form
    876,917.34/1,315,413 = 277,865.24/x
  3. Step 3: Cross multiply
    876,917.34x = 1,315,413 × 277,865.24
  4. Step 4: Simplify right side
    876,917.34x = 365,507,542,367.06
  5. Step 5: Solve for x
    x = 365,507,542,367.06/876,917.34
  6. Step 6: Final answer
    x = 416,809.57

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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.