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Finding the Fourth Proportional to 850,335.84, 1,274,628.72 and 377,244

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Solution

The fourth proportional to 850,335.84, 1,274,628.72 and 377,244 is: 565,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,335.84 : 1,274,628.72 = 377,244 : x
  2. Step 2: Convert to fraction form
    850,335.84/1,274,628.72 = 377,244/x
  3. Step 3: Cross multiply
    850,335.84x = 1,274,628.72 × 377,244
  4. Step 4: Simplify right side
    850,335.84x = 480,846,036,847.68
  5. Step 5: Solve for x
    x = 480,846,036,847.68/850,335.84
  6. Step 6: Final answer
    x = 565,477.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.