Home / 481,553.07-722,312.09-144,584.96

Finding the Fourth Proportional to 481,553.07, 722,312.09 and 144,584.96

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Solution

The fourth proportional to 481,553.07, 722,312.09 and 144,584.96 is: 216,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,553.07 : 722,312.09 = 144,584.96 : x
  2. Step 2: Convert to fraction form
    481,553.07/722,312.09 = 144,584.96/x
  3. Step 3: Cross multiply
    481,553.07x = 722,312.09 × 144,584.96
  4. Step 4: Simplify right side
    481,553.07x = 104,435,465,723.02
  5. Step 5: Solve for x
    x = 104,435,465,723.02/481,553.07
  6. Step 6: Final answer
    x = 216,872.18

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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.