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Finding the Fourth Proportional to 444,807.45, 613,834.61 and 240,859.98

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Solution

The fourth proportional to 444,807.45, 613,834.61 and 240,859.98 is: 332,386.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,807.45 : 613,834.61 = 240,859.98 : x
  2. Step 2: Convert to fraction form
    444,807.45/613,834.61 = 240,859.98/x
  3. Step 3: Cross multiply
    444,807.45x = 613,834.61 × 240,859.98
  4. Step 4: Simplify right side
    444,807.45x = 147,848,190,683.61
  5. Step 5: Solve for x
    x = 147,848,190,683.61/444,807.45
  6. Step 6: Final answer
    x = 332,386.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.