Home / 1,331,295.80-1,996,943.70-444,831.80

Finding the Fourth Proportional to 1,331,295.80, 1,996,943.70 and 444,831.80

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Solution

The fourth proportional to 1,331,295.80, 1,996,943.70 and 444,831.80 is: 667,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,295.80 : 1,996,943.70 = 444,831.80 : x
  2. Step 2: Convert to fraction form
    1,331,295.80/1,996,943.70 = 444,831.80/x
  3. Step 3: Cross multiply
    1,331,295.80x = 1,996,943.70 × 444,831.80
  4. Step 4: Simplify right side
    1,331,295.80x = 888,304,060,569.66
  5. Step 5: Solve for x
    x = 888,304,060,569.66/1,331,295.80
  6. Step 6: Final answer
    x = 667,247.70

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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.