Home / 283,557.20-424,635.51-211,336.96

Finding the Fourth Proportional to 283,557.20, 424,635.51 and 211,336.96

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Solution

The fourth proportional to 283,557.20, 424,635.51 and 211,336.96 is: 316,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,557.20 : 424,635.51 = 211,336.96 : x
  2. Step 2: Convert to fraction form
    283,557.20/424,635.51 = 211,336.96/x
  3. Step 3: Cross multiply
    283,557.20x = 424,635.51 × 211,336.96
  4. Step 4: Simplify right side
    283,557.20x = 89,741,177,791.45
  5. Step 5: Solve for x
    x = 89,741,177,791.45/283,557.20
  6. Step 6: Final answer
    x = 316,483.51

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1.5x scale

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.