Home / 494,430.44-682,327.38-279,602.50

Finding the Fourth Proportional to 494,430.44, 682,327.38 and 279,602.50

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Solution

The fourth proportional to 494,430.44, 682,327.38 and 279,602.50 is: 385,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,430.44 : 682,327.38 = 279,602.50 : x
  2. Step 2: Convert to fraction form
    494,430.44/682,327.38 = 279,602.50/x
  3. Step 3: Cross multiply
    494,430.44x = 682,327.38 × 279,602.50
  4. Step 4: Simplify right side
    494,430.44x = 190,780,441,266.45
  5. Step 5: Solve for x
    x = 190,780,441,266.45/494,430.44
  6. Step 6: Final answer
    x = 385,859.01

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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.