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Finding the Fourth Proportional to 382,235.54, 573,422.50 and 157,471.06

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Solution

The fourth proportional to 382,235.54, 573,422.50 and 157,471.06 is: 236,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,235.54 : 573,422.50 = 157,471.06 : x
  2. Step 2: Convert to fraction form
    382,235.54/573,422.50 = 157,471.06/x
  3. Step 3: Cross multiply
    382,235.54x = 573,422.50 × 157,471.06
  4. Step 4: Simplify right side
    382,235.54x = 90,297,448,902.85
  5. Step 5: Solve for x
    x = 90,297,448,902.85/382,235.54
  6. Step 6: Final answer
    x = 236,235.09

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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.