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Finding the Fourth Proportional to 313,833.72, 433,091.52 and 170,594.22

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Solution

The fourth proportional to 313,833.72, 433,091.52 and 170,594.22 is: 235,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,833.72 : 433,091.52 = 170,594.22 : x
  2. Step 2: Convert to fraction form
    313,833.72/433,091.52 = 170,594.22/x
  3. Step 3: Cross multiply
    313,833.72x = 433,091.52 × 170,594.22
  4. Step 4: Simplify right side
    313,833.72x = 73,882,910,043.01
  5. Step 5: Solve for x
    x = 73,882,910,043.01/313,833.72
  6. Step 6: Final answer
    x = 235,420.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.