Home / 488,039.28-673,487.64-273,179.34

Finding the Fourth Proportional to 488,039.28, 673,487.64 and 273,179.34

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Solution

The fourth proportional to 488,039.28, 673,487.64 and 273,179.34 is: 376,983.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,039.28 : 673,487.64 = 273,179.34 : x
  2. Step 2: Convert to fraction form
    488,039.28/673,487.64 = 273,179.34/x
  3. Step 3: Cross multiply
    488,039.28x = 673,487.64 × 273,179.34
  4. Step 4: Simplify right side
    488,039.28x = 183,982,908,993.36
  5. Step 5: Solve for x
    x = 183,982,908,993.36/488,039.28
  6. Step 6: Final answer
    x = 376,983.81

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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.