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Finding the Fourth Proportional to 348,554.49, 481,030.19 and 195,607.56

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Solution

The fourth proportional to 348,554.49, 481,030.19 and 195,607.56 is: 269,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,554.49 : 481,030.19 = 195,607.56 : x
  2. Step 2: Convert to fraction form
    348,554.49/481,030.19 = 195,607.56/x
  3. Step 3: Cross multiply
    348,554.49x = 481,030.19 × 195,607.56
  4. Step 4: Simplify right side
    348,554.49x = 94,093,141,706.09
  5. Step 5: Solve for x
    x = 94,093,141,706.09/348,554.49
  6. Step 6: Final answer
    x = 269,952.46

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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.