Home / 320,446.26-481,084.92-214,507.98

Finding the Fourth Proportional to 320,446.26, 481,084.92 and 214,507.98

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Solution

The fourth proportional to 320,446.26, 481,084.92 and 214,507.98 is: 322,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,446.26 : 481,084.92 = 214,507.98 : x
  2. Step 2: Convert to fraction form
    320,446.26/481,084.92 = 214,507.98/x
  3. Step 3: Cross multiply
    320,446.26x = 481,084.92 × 214,507.98
  4. Step 4: Simplify right side
    320,446.26x = 103,196,554,397.66
  5. Step 5: Solve for x
    x = 103,196,554,397.66/320,446.26
  6. Step 6: Final answer
    x = 322,040.13

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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.