Home / 798,518.30-1,196,780.66-399,273.24

Finding the Fourth Proportional to 798,518.30, 1,196,780.66 and 399,273.24

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Solution

The fourth proportional to 798,518.30, 1,196,780.66 and 399,273.24 is: 598,411.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,518.30 : 1,196,780.66 = 399,273.24 : x
  2. Step 2: Convert to fraction form
    798,518.30/1,196,780.66 = 399,273.24/x
  3. Step 3: Cross multiply
    798,518.30x = 1,196,780.66 × 399,273.24
  4. Step 4: Simplify right side
    798,518.30x = 477,842,491,687.54
  5. Step 5: Solve for x
    x = 477,842,491,687.54/798,518.30
  6. Step 6: Final answer
    x = 598,411.45

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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.