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Finding the Fourth Proportional to 269,504.40, 371,706.12 and 174,034.56

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Solution

The fourth proportional to 269,504.40, 371,706.12 and 174,034.56 is: 240,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,504.40 : 371,706.12 = 174,034.56 : x
  2. Step 2: Convert to fraction form
    269,504.40/371,706.12 = 174,034.56/x
  3. Step 3: Cross multiply
    269,504.40x = 371,706.12 × 174,034.56
  4. Step 4: Simplify right side
    269,504.40x = 64,689,711,043.51
  5. Step 5: Solve for x
    x = 64,689,711,043.51/269,504.40
  6. Step 6: Final answer
    x = 240,032.11

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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.