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Finding the Fourth Proportional to 444,727.46, 613,728.72 and 240,782.64

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Solution

The fourth proportional to 444,727.46, 613,728.72 and 240,782.64 is: 332,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,727.46 : 613,728.72 = 240,782.64 : x
  2. Step 2: Convert to fraction form
    444,727.46/613,728.72 = 240,782.64/x
  3. Step 3: Cross multiply
    444,727.46x = 613,728.72 × 240,782.64
  4. Step 4: Simplify right side
    444,727.46x = 147,775,221,445.42
  5. Step 5: Solve for x
    x = 147,775,221,445.42/444,727.46
  6. Step 6: Final answer
    x = 332,282.66

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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.