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Finding the Fourth Proportional to 599,939.12, 900,157.08 and 262,805.60

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Solution

The fourth proportional to 599,939.12, 900,157.08 and 262,805.60 is: 394,317.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,939.12 : 900,157.08 = 262,805.60 : x
  2. Step 2: Convert to fraction form
    599,939.12/900,157.08 = 262,805.60/x
  3. Step 3: Cross multiply
    599,939.12x = 900,157.08 × 262,805.60
  4. Step 4: Simplify right side
    599,939.12x = 236,566,321,503.65
  5. Step 5: Solve for x
    x = 236,566,321,503.65/599,939.12
  6. Step 6: Final answer
    x = 394,317.21

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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.