Home / 654,529.32-981,202.98-454,943.64

Finding the Fourth Proportional to 654,529.32, 981,202.98 and 454,943.64

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Solution

The fourth proportional to 654,529.32, 981,202.98 and 454,943.64 is: 682,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,529.32 : 981,202.98 = 454,943.64 : x
  2. Step 2: Convert to fraction form
    654,529.32/981,202.98 = 454,943.64/x
  3. Step 3: Cross multiply
    654,529.32x = 981,202.98 × 454,943.64
  4. Step 4: Simplify right side
    654,529.32x = 446,392,055,300.05
  5. Step 5: Solve for x
    x = 446,392,055,300.05/654,529.32
  6. Step 6: Final answer
    x = 682,004.67

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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.