Home / 773,363.20-1,159,699.20-299,891.20

Finding the Fourth Proportional to 773,363.20, 1,159,699.20 and 299,891.20

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Solution

The fourth proportional to 773,363.20, 1,159,699.20 and 299,891.20 is: 449,702.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,363.20 : 1,159,699.20 = 299,891.20 : x
  2. Step 2: Convert to fraction form
    773,363.20/1,159,699.20 = 299,891.20/x
  3. Step 3: Cross multiply
    773,363.20x = 1,159,699.20 × 299,891.20
  4. Step 4: Simplify right side
    773,363.20x = 347,783,584,727.04
  5. Step 5: Solve for x
    x = 347,783,584,727.04/773,363.20
  6. Step 6: Final answer
    x = 449,702.78

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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.