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Finding the Fourth Proportional to 298,080.73, 447,121.10 and 173,334.25

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Solution

The fourth proportional to 298,080.73, 447,121.10 and 173,334.25 is: 260,001.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,080.73 : 447,121.10 = 173,334.25 : x
  2. Step 2: Convert to fraction form
    298,080.73/447,121.10 = 173,334.25/x
  3. Step 3: Cross multiply
    298,080.73x = 447,121.10 × 173,334.25
  4. Step 4: Simplify right side
    298,080.73x = 77,501,400,527.68
  5. Step 5: Solve for x
    x = 77,501,400,527.68/298,080.73
  6. Step 6: Final answer
    x = 260,001.38

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1.5x scale

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.