Home / 804,398.74-1,206,596.58-205,359.70

Finding the Fourth Proportional to 804,398.74, 1,206,596.58 and 205,359.70

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Solution

The fourth proportional to 804,398.74, 1,206,596.58 and 205,359.70 is: 308,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,398.74 : 1,206,596.58 = 205,359.70 : x
  2. Step 2: Convert to fraction form
    804,398.74/1,206,596.58 = 205,359.70/x
  3. Step 3: Cross multiply
    804,398.74x = 1,206,596.58 × 205,359.70
  4. Step 4: Simplify right side
    804,398.74x = 247,786,311,689.83
  5. Step 5: Solve for x
    x = 247,786,311,689.83/804,398.74
  6. Step 6: Final answer
    x = 308,039.16

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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.