Home / 747,474.88-1,121,375.81-242,086.93

Finding the Fourth Proportional to 747,474.88, 1,121,375.81 and 242,086.93

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Solution

The fourth proportional to 747,474.88, 1,121,375.81 and 242,086.93 is: 363,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,474.88 : 1,121,375.81 = 242,086.93 : x
  2. Step 2: Convert to fraction form
    747,474.88/1,121,375.81 = 242,086.93/x
  3. Step 3: Cross multiply
    747,474.88x = 1,121,375.81 × 242,086.93
  4. Step 4: Simplify right side
    747,474.88x = 271,470,427,219.16
  5. Step 5: Solve for x
    x = 271,470,427,219.16/747,474.88
  6. Step 6: Final answer
    x = 363,183.34

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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.