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Finding the Fourth Proportional to 599,731.40, 899,697.90 and 179,049.80

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Solution

The fourth proportional to 599,731.40, 899,697.90 and 179,049.80 is: 268,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,731.40 : 899,697.90 = 179,049.80 : x
  2. Step 2: Convert to fraction form
    599,731.40/899,697.90 = 179,049.80/x
  3. Step 3: Cross multiply
    599,731.40x = 899,697.90 × 179,049.80
  4. Step 4: Simplify right side
    599,731.40x = 161,090,729,055.42
  5. Step 5: Solve for x
    x = 161,090,729,055.42/599,731.40
  6. Step 6: Final answer
    x = 268,604.79

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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.