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Finding the Fourth Proportional to 338,651.07, 467,343.89 and 185,703.22

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Solution

The fourth proportional to 338,651.07, 467,343.89 and 185,703.22 is: 256,273.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,651.07 : 467,343.89 = 185,703.22 : x
  2. Step 2: Convert to fraction form
    338,651.07/467,343.89 = 185,703.22/x
  3. Step 3: Cross multiply
    338,651.07x = 467,343.89 × 185,703.22
  4. Step 4: Simplify right side
    338,651.07x = 86,787,265,220.33
  5. Step 5: Solve for x
    x = 86,787,265,220.33/338,651.07
  6. Step 6: Final answer
    x = 256,273.41

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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.