Home / 899,570.82-1,349,157.25-259,735.70

Finding the Fourth Proportional to 899,570.82, 1,349,157.25 and 259,735.70

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Solution

The fourth proportional to 899,570.82, 1,349,157.25 and 259,735.70 is: 389,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,570.82 : 1,349,157.25 = 259,735.70 : x
  2. Step 2: Convert to fraction form
    899,570.82/1,349,157.25 = 259,735.70/x
  3. Step 3: Cross multiply
    899,570.82x = 1,349,157.25 × 259,735.70
  4. Step 4: Simplify right side
    899,570.82x = 350,424,297,386.37
  5. Step 5: Solve for x
    x = 350,424,297,386.37/899,570.82
  6. Step 6: Final answer
    x = 389,546.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.