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Finding the Fourth Proportional to 325,577.40, 488,366.10 and 241,596.60

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Solution

The fourth proportional to 325,577.40, 488,366.10 and 241,596.60 is: 362,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,577.40 : 488,366.10 = 241,596.60 : x
  2. Step 2: Convert to fraction form
    325,577.40/488,366.10 = 241,596.60/x
  3. Step 3: Cross multiply
    325,577.40x = 488,366.10 × 241,596.60
  4. Step 4: Simplify right side
    325,577.40x = 117,987,589,315.26
  5. Step 5: Solve for x
    x = 117,987,589,315.26/325,577.40
  6. Step 6: Final answer
    x = 362,394.90

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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.