Home / 259,218.24-355,388.16-254,494.32

Finding the Fourth Proportional to 259,218.24, 355,388.16 and 254,494.32

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Solution

The fourth proportional to 259,218.24, 355,388.16 and 254,494.32 is: 348,911.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,218.24 : 355,388.16 = 254,494.32 : x
  2. Step 2: Convert to fraction form
    259,218.24/355,388.16 = 254,494.32/x
  3. Step 3: Cross multiply
    259,218.24x = 355,388.16 × 254,494.32
  4. Step 4: Simplify right side
    259,218.24x = 90,444,268,115.25
  5. Step 5: Solve for x
    x = 90,444,268,115.25/259,218.24
  6. Step 6: Final answer
    x = 348,911.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.