Home / 682,933.64-942,449.82-377,010.43

Finding the Fourth Proportional to 682,933.64, 942,449.82 and 377,010.43

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Solution

The fourth proportional to 682,933.64, 942,449.82 and 377,010.43 is: 520,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,933.64 : 942,449.82 = 377,010.43 : x
  2. Step 2: Convert to fraction form
    682,933.64/942,449.82 = 377,010.43/x
  3. Step 3: Cross multiply
    682,933.64x = 942,449.82 × 377,010.43
  4. Step 4: Simplify right side
    682,933.64x = 355,313,411,891.62
  5. Step 5: Solve for x
    x = 355,313,411,891.62/682,933.64
  6. Step 6: Final answer
    x = 520,275.16

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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.