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Finding the Fourth Proportional to 576,572.33, 864,568.15 and 192,185.08

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Solution

The fourth proportional to 576,572.33, 864,568.15 and 192,185.08 is: 288,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,572.33 : 864,568.15 = 192,185.08 : x
  2. Step 2: Convert to fraction form
    576,572.33/864,568.15 = 192,185.08/x
  3. Step 3: Cross multiply
    576,572.33x = 864,568.15 × 192,185.08
  4. Step 4: Simplify right side
    576,572.33x = 166,157,096,431.32
  5. Step 5: Solve for x
    x = 166,157,096,431.32/576,572.33
  6. Step 6: Final answer
    x = 288,180.84

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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.