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Finding the Fourth Proportional to 341,116.49, 511,792.74 and 116,634.93

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Solution

The fourth proportional to 341,116.49, 511,792.74 and 116,634.93 is: 174,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,116.49 : 511,792.74 = 116,634.93 : x
  2. Step 2: Convert to fraction form
    341,116.49/511,792.74 = 116,634.93/x
  3. Step 3: Cross multiply
    341,116.49x = 511,792.74 × 116,634.93
  4. Step 4: Simplify right side
    341,116.49x = 59,692,910,404.41
  5. Step 5: Solve for x
    x = 59,692,910,404.41/341,116.49
  6. Step 6: Final answer
    x = 174,992.75

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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.