Home / 289,932.37-434,794.34-100,341.27

Finding the Fourth Proportional to 289,932.37, 434,794.34 and 100,341.27

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Solution

The fourth proportional to 289,932.37, 434,794.34 and 100,341.27 is: 150,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,932.37 : 434,794.34 = 100,341.27 : x
  2. Step 2: Convert to fraction form
    289,932.37/434,794.34 = 100,341.27/x
  3. Step 3: Cross multiply
    289,932.37x = 434,794.34 × 100,341.27
  4. Step 4: Simplify right side
    289,932.37x = 43,627,816,515.27
  5. Step 5: Solve for x
    x = 43,627,816,515.27/289,932.37
  6. Step 6: Final answer
    x = 150,475.84

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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.