Home / 313,786.20-433,029.34-170,546.21

Finding the Fourth Proportional to 313,786.20, 433,029.34 and 170,546.21

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Solution

The fourth proportional to 313,786.20, 433,029.34 and 170,546.21 is: 235,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,786.20 : 433,029.34 = 170,546.21 : x
  2. Step 2: Convert to fraction form
    313,786.20/433,029.34 = 170,546.21/x
  3. Step 3: Cross multiply
    313,786.20x = 433,029.34 × 170,546.21
  4. Step 4: Simplify right side
    313,786.20x = 73,851,512,427.70
  5. Step 5: Solve for x
    x = 73,851,512,427.70/313,786.20
  6. Step 6: Final answer
    x = 235,356.15

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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.