Home / 328,824.36-492,578.82-151,087.68

Finding the Fourth Proportional to 328,824.36, 492,578.82 and 151,087.68

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Solution

The fourth proportional to 328,824.36, 492,578.82 and 151,087.68 is: 226,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,824.36 : 492,578.82 = 151,087.68 : x
  2. Step 2: Convert to fraction form
    328,824.36/492,578.82 = 151,087.68/x
  3. Step 3: Cross multiply
    328,824.36x = 492,578.82 × 151,087.68
  4. Step 4: Simplify right side
    328,824.36x = 74,422,591,130.94
  5. Step 5: Solve for x
    x = 74,422,591,130.94/328,824.36
  6. Step 6: Final answer
    x = 226,329.31

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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.