Home / 348,957.26-481,548.87-213,218.40

Finding the Fourth Proportional to 348,957.26, 481,548.87 and 213,218.40

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Solution

The fourth proportional to 348,957.26, 481,548.87 and 213,218.40 is: 294,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,957.26 : 481,548.87 = 213,218.40 : x
  2. Step 2: Convert to fraction form
    348,957.26/481,548.87 = 213,218.40/x
  3. Step 3: Cross multiply
    348,957.26x = 481,548.87 × 213,218.40
  4. Step 4: Simplify right side
    348,957.26x = 102,675,079,583.21
  5. Step 5: Solve for x
    x = 102,675,079,583.21/348,957.26
  6. Step 6: Final answer
    x = 294,233.97

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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.