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Finding the Fourth Proportional to 444,785.31, 613,804.91 and 240,836.63

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Solution

The fourth proportional to 444,785.31, 613,804.91 and 240,836.63 is: 332,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,785.31 : 613,804.91 = 240,836.63 : x
  2. Step 2: Convert to fraction form
    444,785.31/613,804.91 = 240,836.63/x
  3. Step 3: Cross multiply
    444,785.31x = 613,804.91 × 240,836.63
  4. Step 4: Simplify right side
    444,785.31x = 147,826,701,728.65
  5. Step 5: Solve for x
    x = 147,826,701,728.65/444,785.31
  6. Step 6: Final answer
    x = 332,355.18

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1.5x scale

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.