Home / 311,328.29-467,140.06-185,217.67

Finding the Fourth Proportional to 311,328.29, 467,140.06 and 185,217.67

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Solution

The fourth proportional to 311,328.29, 467,140.06 and 185,217.67 is: 277,914.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,328.29 : 467,140.06 = 185,217.67 : x
  2. Step 2: Convert to fraction form
    311,328.29/467,140.06 = 185,217.67/x
  3. Step 3: Cross multiply
    311,328.29x = 467,140.06 × 185,217.67
  4. Step 4: Simplify right side
    311,328.29x = 86,522,594,292.31
  5. Step 5: Solve for x
    x = 86,522,594,292.31/311,328.29
  6. Step 6: Final answer
    x = 277,914.33

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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.