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Finding the Fourth Proportional to 298,600.97, 446,849.10 and 186,334.07

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Solution

The fourth proportional to 298,600.97, 446,849.10 and 186,334.07 is: 278,844.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,600.97 : 446,849.10 = 186,334.07 : x
  2. Step 2: Convert to fraction form
    298,600.97/446,849.10 = 186,334.07/x
  3. Step 3: Cross multiply
    298,600.97x = 446,849.10 × 186,334.07
  4. Step 4: Simplify right side
    298,600.97x = 83,263,209,244.59
  5. Step 5: Solve for x
    x = 83,263,209,244.59/298,600.97
  6. Step 6: Final answer
    x = 278,844.41

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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.