Home / 317,971.37-438,824.94-182,048.09

Finding the Fourth Proportional to 317,971.37, 438,824.94 and 182,048.09

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Solution

The fourth proportional to 317,971.37, 438,824.94 and 182,048.09 is: 251,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,971.37 : 438,824.94 = 182,048.09 : x
  2. Step 2: Convert to fraction form
    317,971.37/438,824.94 = 182,048.09/x
  3. Step 3: Cross multiply
    317,971.37x = 438,824.94 × 182,048.09
  4. Step 4: Simplify right side
    317,971.37x = 79,887,242,171.36
  5. Step 5: Solve for x
    x = 79,887,242,171.36/317,971.37
  6. Step 6: Final answer
    x = 251,240.36

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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.