Home / 377,396.88-566,076.83-140,721.05

Finding the Fourth Proportional to 377,396.88, 566,076.83 and 140,721.05

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Solution

The fourth proportional to 377,396.88, 566,076.83 and 140,721.05 is: 211,074.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,396.88 : 566,076.83 = 140,721.05 : x
  2. Step 2: Convert to fraction form
    377,396.88/566,076.83 = 140,721.05/x
  3. Step 3: Cross multiply
    377,396.88x = 566,076.83 × 140,721.05
  4. Step 4: Simplify right side
    377,396.88x = 79,658,922,364.28
  5. Step 5: Solve for x
    x = 79,658,922,364.28/377,396.88
  6. Step 6: Final answer
    x = 211,074.67

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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.