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Finding the Fourth Proportional to 536,425.47, 804,137.91 and 181,191.06

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Solution

The fourth proportional to 536,425.47, 804,137.91 and 181,191.06 is: 271,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,425.47 : 804,137.91 = 181,191.06 : x
  2. Step 2: Convert to fraction form
    536,425.47/804,137.91 = 181,191.06/x
  3. Step 3: Cross multiply
    536,425.47x = 804,137.91 × 181,191.06
  4. Step 4: Simplify right side
    536,425.47x = 145,702,600,299.09
  5. Step 5: Solve for x
    x = 145,702,600,299.09/536,425.47
  6. Step 6: Final answer
    x = 271,617.60

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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.