Home / 274,440.30-411,648.09-114,450.36

Finding the Fourth Proportional to 274,440.30, 411,648.09 and 114,450.36

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Solution

The fourth proportional to 274,440.30, 411,648.09 and 114,450.36 is: 171,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,440.30 : 411,648.09 = 114,450.36 : x
  2. Step 2: Convert to fraction form
    274,440.30/411,648.09 = 114,450.36/x
  3. Step 3: Cross multiply
    274,440.30x = 411,648.09 × 114,450.36
  4. Step 4: Simplify right side
    274,440.30x = 47,113,272,093.81
  5. Step 5: Solve for x
    x = 47,113,272,093.81/274,440.30
  6. Step 6: Final answer
    x = 171,670.39

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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.