Home / 1,306,738.92-1,960,243.98-360,109.80

Finding the Fourth Proportional to 1,306,738.92, 1,960,243.98 and 360,109.80

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Solution

The fourth proportional to 1,306,738.92, 1,960,243.98 and 360,109.80 is: 540,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,738.92 : 1,960,243.98 = 360,109.80 : x
  2. Step 2: Convert to fraction form
    1,306,738.92/1,960,243.98 = 360,109.80/x
  3. Step 3: Cross multiply
    1,306,738.92x = 1,960,243.98 × 360,109.80
  4. Step 4: Simplify right side
    1,306,738.92x = 705,903,067,589.00
  5. Step 5: Solve for x
    x = 705,903,067,589.00/1,306,738.92
  6. Step 6: Final answer
    x = 540,202.07

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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.