Home / 635,083.28-876,411.60-348,608.24

Finding the Fourth Proportional to 635,083.28, 876,411.60 and 348,608.24

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Solution

The fourth proportional to 635,083.28, 876,411.60 and 348,608.24 is: 481,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,083.28 : 876,411.60 = 348,608.24 : x
  2. Step 2: Convert to fraction form
    635,083.28/876,411.60 = 348,608.24/x
  3. Step 3: Cross multiply
    635,083.28x = 876,411.60 × 348,608.24
  4. Step 4: Simplify right side
    635,083.28x = 305,524,305,391.58
  5. Step 5: Solve for x
    x = 305,524,305,391.58/635,083.28
  6. Step 6: Final answer
    x = 481,077.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.