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Finding the Fourth Proportional to 382,017.33, 572,238.50 and 223,766.01

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Solution

The fourth proportional to 382,017.33, 572,238.50 and 223,766.01 is: 335,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,017.33 : 572,238.50 = 223,766.01 : x
  2. Step 2: Convert to fraction form
    382,017.33/572,238.50 = 223,766.01/x
  3. Step 3: Cross multiply
    382,017.33x = 572,238.50 × 223,766.01
  4. Step 4: Simplify right side
    382,017.33x = 128,047,524,794.56
  5. Step 5: Solve for x
    x = 128,047,524,794.56/382,017.33
  6. Step 6: Final answer
    x = 335,187.74

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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.