Home / 327,343.74-451,988.55-255,599.34

Finding the Fourth Proportional to 327,343.74, 451,988.55 and 255,599.34

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Solution

The fourth proportional to 327,343.74, 451,988.55 and 255,599.34 is: 352,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,343.74 : 451,988.55 = 255,599.34 : x
  2. Step 2: Convert to fraction form
    327,343.74/451,988.55 = 255,599.34/x
  3. Step 3: Cross multiply
    327,343.74x = 451,988.55 × 255,599.34
  4. Step 4: Simplify right side
    327,343.74x = 115,527,975,067.56
  5. Step 5: Solve for x
    x = 115,527,975,067.56/327,343.74
  6. Step 6: Final answer
    x = 352,925.57

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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.