Home / 635,298.24-876,725.70-348,819.46

Finding the Fourth Proportional to 635,298.24, 876,725.70 and 348,819.46

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Solution

The fourth proportional to 635,298.24, 876,725.70 and 348,819.46 is: 481,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,298.24 : 876,725.70 = 348,819.46 : x
  2. Step 2: Convert to fraction form
    635,298.24/876,725.70 = 348,819.46/x
  3. Step 3: Cross multiply
    635,298.24x = 876,725.70 × 348,819.46
  4. Step 4: Simplify right side
    635,298.24x = 305,818,985,242.12
  5. Step 5: Solve for x
    x = 305,818,985,242.12/635,298.24
  6. Step 6: Final answer
    x = 481,378.61

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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.