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Finding the Fourth Proportional to 568,772.75, 785,261.39 and 362,157.75

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Solution

The fourth proportional to 568,772.75, 785,261.39 and 362,157.75 is: 500,003.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,772.75 : 785,261.39 = 362,157.75 : x
  2. Step 2: Convert to fraction form
    568,772.75/785,261.39 = 362,157.75/x
  3. Step 3: Cross multiply
    568,772.75x = 785,261.39 × 362,157.75
  4. Step 4: Simplify right side
    568,772.75x = 284,388,496,353.48
  5. Step 5: Solve for x
    x = 284,388,496,353.48/568,772.75
  6. Step 6: Final answer
    x = 500,003.73

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Double scale
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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.