Home / 481,826.43-722,780.67-126,841.47

Finding the Fourth Proportional to 481,826.43, 722,780.67 and 126,841.47

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Solution

The fourth proportional to 481,826.43, 722,780.67 and 126,841.47 is: 190,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,826.43 : 722,780.67 = 126,841.47 : x
  2. Step 2: Convert to fraction form
    481,826.43/722,780.67 = 126,841.47/x
  3. Step 3: Cross multiply
    481,826.43x = 722,780.67 × 126,841.47
  4. Step 4: Simplify right side
    481,826.43x = 91,678,562,670.38
  5. Step 5: Solve for x
    x = 91,678,562,670.38/481,826.43
  6. Step 6: Final answer
    x = 190,273.00

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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.