Home / 446,664.85-616,147.89-274,463.17

Finding the Fourth Proportional to 446,664.85, 616,147.89 and 274,463.17

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Solution

The fourth proportional to 446,664.85, 616,147.89 and 274,463.17 is: 378,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,664.85 : 616,147.89 = 274,463.17 : x
  2. Step 2: Convert to fraction form
    446,664.85/616,147.89 = 274,463.17/x
  3. Step 3: Cross multiply
    446,664.85x = 616,147.89 × 274,463.17
  4. Step 4: Simplify right side
    446,664.85x = 169,109,903,078.21
  5. Step 5: Solve for x
    x = 169,109,903,078.21/446,664.85
  6. Step 6: Final answer
    x = 378,605.80

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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.