Home / 313,981.35-433,297.32-170,744.49

Finding the Fourth Proportional to 313,981.35, 433,297.32 and 170,744.49

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Solution

The fourth proportional to 313,981.35, 433,297.32 and 170,744.49 is: 235,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,981.35 : 433,297.32 = 170,744.49 : x
  2. Step 2: Convert to fraction form
    313,981.35/433,297.32 = 170,744.49/x
  3. Step 3: Cross multiply
    313,981.35x = 433,297.32 × 170,744.49
  4. Step 4: Simplify right side
    313,981.35x = 73,983,129,921.77
  5. Step 5: Solve for x
    x = 73,983,129,921.77/313,981.35
  6. Step 6: Final answer
    x = 235,629.06

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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.