Home / 293,629.40-439,277.70-254,619.80

Finding the Fourth Proportional to 293,629.40, 439,277.70 and 254,619.80

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Solution

The fourth proportional to 293,629.40, 439,277.70 and 254,619.80 is: 380,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,629.40 : 439,277.70 = 254,619.80 : x
  2. Step 2: Convert to fraction form
    293,629.40/439,277.70 = 254,619.80/x
  3. Step 3: Cross multiply
    293,629.40x = 439,277.70 × 254,619.80
  4. Step 4: Simplify right side
    293,629.40x = 111,848,800,118.46
  5. Step 5: Solve for x
    x = 111,848,800,118.46/293,629.40
  6. Step 6: Final answer
    x = 380,918.26

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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.