Home / 682,844.56-942,388.04-376,975.76

Finding the Fourth Proportional to 682,844.56, 942,388.04 and 376,975.76

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Solution

The fourth proportional to 682,844.56, 942,388.04 and 376,975.76 is: 520,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,844.56 : 942,388.04 = 376,975.76 : x
  2. Step 2: Convert to fraction form
    682,844.56/942,388.04 = 376,975.76/x
  3. Step 3: Cross multiply
    682,844.56x = 942,388.04 × 376,975.76
  4. Step 4: Simplify right side
    682,844.56x = 355,257,447,593.91
  5. Step 5: Solve for x
    x = 355,257,447,593.91/682,844.56
  6. Step 6: Final answer
    x = 520,261.08

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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.