Home / 682,819.02-942,290.34-376,895.52

Finding the Fourth Proportional to 682,819.02, 942,290.34 and 376,895.52

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Solution

The fourth proportional to 682,819.02, 942,290.34 and 376,895.52 is: 520,115.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,819.02 : 942,290.34 = 376,895.52 : x
  2. Step 2: Convert to fraction form
    682,819.02/942,290.34 = 376,895.52/x
  3. Step 3: Cross multiply
    682,819.02x = 942,290.34 × 376,895.52
  4. Step 4: Simplify right side
    682,819.02x = 355,145,007,685.28
  5. Step 5: Solve for x
    x = 355,145,007,685.28/682,819.02
  6. Step 6: Final answer
    x = 520,115.87

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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.