Home / 335,664.36-503,323.20-98,976.96

Finding the Fourth Proportional to 335,664.36, 503,323.20 and 98,976.96

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Solution

The fourth proportional to 335,664.36, 503,323.20 and 98,976.96 is: 148,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,664.36 : 503,323.20 = 98,976.96 : x
  2. Step 2: Convert to fraction form
    335,664.36/503,323.20 = 98,976.96/x
  3. Step 3: Cross multiply
    335,664.36x = 503,323.20 × 98,976.96
  4. Step 4: Simplify right side
    335,664.36x = 49,817,400,233.47
  5. Step 5: Solve for x
    x = 49,817,400,233.47/335,664.36
  6. Step 6: Final answer
    x = 148,414.33

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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.