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Finding the Fourth Proportional to 481,975.56, 665,133.57 and 264,182.58

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Solution

The fourth proportional to 481,975.56, 665,133.57 and 264,182.58 is: 364,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,975.56 : 665,133.57 = 264,182.58 : x
  2. Step 2: Convert to fraction form
    481,975.56/665,133.57 = 264,182.58/x
  3. Step 3: Cross multiply
    481,975.56x = 665,133.57 × 264,182.58
  4. Step 4: Simplify right side
    481,975.56x = 175,716,702,567.21
  5. Step 5: Solve for x
    x = 175,716,702,567.21/481,975.56
  6. Step 6: Final answer
    x = 364,575.96

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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.