Home / 311,749.62-466,947.75-191,441.43

Finding the Fourth Proportional to 311,749.62, 466,947.75 and 191,441.43

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Solution

The fourth proportional to 311,749.62, 466,947.75 and 191,441.43 is: 286,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,749.62 : 466,947.75 = 191,441.43 : x
  2. Step 2: Convert to fraction form
    311,749.62/466,947.75 = 191,441.43/x
  3. Step 3: Cross multiply
    311,749.62x = 466,947.75 × 191,441.43
  4. Step 4: Simplify right side
    311,749.62x = 89,393,144,995.28
  5. Step 5: Solve for x
    x = 89,393,144,995.28/311,749.62
  6. Step 6: Final answer
    x = 286,746.60

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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.