Home / 635,300.92-876,729.41-348,822.14

Finding the Fourth Proportional to 635,300.92, 876,729.41 and 348,822.14

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Solution

The fourth proportional to 635,300.92, 876,729.41 and 348,822.14 is: 481,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,300.92 : 876,729.41 = 348,822.14 : x
  2. Step 2: Convert to fraction form
    635,300.92/876,729.41 = 348,822.14/x
  3. Step 3: Cross multiply
    635,300.92x = 876,729.41 × 348,822.14
  4. Step 4: Simplify right side
    635,300.92x = 305,822,628,997.14
  5. Step 5: Solve for x
    x = 305,822,628,997.14/635,300.92
  6. Step 6: Final answer
    x = 481,382.32

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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.