Home / 938,051.48-1,407,057.78-228,083.24

Finding the Fourth Proportional to 938,051.48, 1,407,057.78 and 228,083.24

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Solution

The fourth proportional to 938,051.48, 1,407,057.78 and 228,083.24 is: 342,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,051.48 : 1,407,057.78 = 228,083.24 : x
  2. Step 2: Convert to fraction form
    938,051.48/1,407,057.78 = 228,083.24/x
  3. Step 3: Cross multiply
    938,051.48x = 1,407,057.78 × 228,083.24
  4. Step 4: Simplify right side
    938,051.48x = 320,926,297,329.61
  5. Step 5: Solve for x
    x = 320,926,297,329.61/938,051.48
  6. Step 6: Final answer
    x = 342,120.13

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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.