Home / 330,944.74-498,625.22-299,389.97

Finding the Fourth Proportional to 330,944.74, 498,625.22 and 299,389.97

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Solution

The fourth proportional to 330,944.74, 498,625.22 and 299,389.97 is: 451,082.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,944.74 : 498,625.22 = 299,389.97 : x
  2. Step 2: Convert to fraction form
    330,944.74/498,625.22 = 299,389.97/x
  3. Step 3: Cross multiply
    330,944.74x = 498,625.22 × 299,389.97
  4. Step 4: Simplify right side
    330,944.74x = 149,283,389,968.01
  5. Step 5: Solve for x
    x = 149,283,389,968.01/330,944.74
  6. Step 6: Final answer
    x = 451,082.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.