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Finding the Fourth Proportional to 444,727.32, 613,728.63 and 240,782.67

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Solution

The fourth proportional to 444,727.32, 613,728.63 and 240,782.67 is: 332,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,727.32 : 613,728.63 = 240,782.67 : x
  2. Step 2: Convert to fraction form
    444,727.32/613,728.63 = 240,782.67/x
  3. Step 3: Cross multiply
    444,727.32x = 613,728.63 × 240,782.67
  4. Step 4: Simplify right side
    444,727.32x = 147,775,218,186.84
  5. Step 5: Solve for x
    x = 147,775,218,186.84/444,727.32
  6. Step 6: Final answer
    x = 332,282.75

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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.