Home / 682,529.42-941,883.19-376,618.69

Finding the Fourth Proportional to 682,529.42, 941,883.19 and 376,618.69

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Solution

The fourth proportional to 682,529.42, 941,883.19 and 376,618.69 is: 519,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,529.42 : 941,883.19 = 376,618.69 : x
  2. Step 2: Convert to fraction form
    682,529.42/941,883.19 = 376,618.69/x
  3. Step 3: Cross multiply
    682,529.42x = 941,883.19 × 376,618.69
  4. Step 4: Simplify right side
    682,529.42x = 354,730,813,150.82
  5. Step 5: Solve for x
    x = 354,730,813,150.82/682,529.42
  6. Step 6: Final answer
    x = 519,729.70

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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.