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Finding the Fourth Proportional to 239,637.50, 329,922.39 and 188,560.22

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Solution

The fourth proportional to 239,637.50, 329,922.39 and 188,560.22 is: 259,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,637.50 : 329,922.39 = 188,560.22 : x
  2. Step 2: Convert to fraction form
    239,637.50/329,922.39 = 188,560.22/x
  3. Step 3: Cross multiply
    239,637.50x = 329,922.39 × 188,560.22
  4. Step 4: Simplify right side
    239,637.50x = 62,210,238,441.33
  5. Step 5: Solve for x
    x = 62,210,238,441.33/239,637.50
  6. Step 6: Final answer
    x = 259,601.43

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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.