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Finding the Fourth Proportional to 444,658.61, 613,626.63 and 240,709.93

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Solution

The fourth proportional to 444,658.61, 613,626.63 and 240,709.93 is: 332,178.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,658.61 : 613,626.63 = 240,709.93 : x
  2. Step 2: Convert to fraction form
    444,658.61/613,626.63 = 240,709.93/x
  3. Step 3: Cross multiply
    444,658.61x = 613,626.63 × 240,709.93
  4. Step 4: Simplify right side
    444,658.61x = 147,706,023,153.44
  5. Step 5: Solve for x
    x = 147,706,023,153.44/444,658.61
  6. Step 6: Final answer
    x = 332,178.48

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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.