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Finding the Fourth Proportional to 274,283.67, 411,425.52 and 116,401.41

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Solution

The fourth proportional to 274,283.67, 411,425.52 and 116,401.41 is: 174,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,283.67 : 411,425.52 = 116,401.41 : x
  2. Step 2: Convert to fraction form
    274,283.67/411,425.52 = 116,401.41/x
  3. Step 3: Cross multiply
    274,283.67x = 411,425.52 × 116,401.41
  4. Step 4: Simplify right side
    274,283.67x = 47,890,510,637.98
  5. Step 5: Solve for x
    x = 47,890,510,637.98/274,283.67
  6. Step 6: Final answer
    x = 174,602.12

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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.