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Finding the Fourth Proportional to 481,524.63, 721,892.88 and 181,835.16

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Solution

The fourth proportional to 481,524.63, 721,892.88 and 181,835.16 is: 272,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,524.63 : 721,892.88 = 181,835.16 : x
  2. Step 2: Convert to fraction form
    481,524.63/721,892.88 = 181,835.16/x
  3. Step 3: Cross multiply
    481,524.63x = 721,892.88 × 181,835.16
  4. Step 4: Simplify right side
    481,524.63x = 131,265,507,337.66
  5. Step 5: Solve for x
    x = 131,265,507,337.66/481,524.63
  6. Step 6: Final answer
    x = 272,603.93

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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.