Home / 354,358.58-531,447.14-104,982.26

Finding the Fourth Proportional to 354,358.58, 531,447.14 and 104,982.26

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Solution

The fourth proportional to 354,358.58, 531,447.14 and 104,982.26 is: 157,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,358.58 : 531,447.14 = 104,982.26 : x
  2. Step 2: Convert to fraction form
    354,358.58/531,447.14 = 104,982.26/x
  3. Step 3: Cross multiply
    354,358.58x = 531,447.14 × 104,982.26
  4. Step 4: Simplify right side
    354,358.58x = 55,792,521,827.74
  5. Step 5: Solve for x
    x = 55,792,521,827.74/354,358.58
  6. Step 6: Final answer
    x = 157,446.51

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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.