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Finding the Fourth Proportional to 467,960.34, 645,785.37 and 264,054.54

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Solution

The fourth proportional to 467,960.34, 645,785.37 and 264,054.54 is: 364,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,960.34 : 645,785.37 = 264,054.54 : x
  2. Step 2: Convert to fraction form
    467,960.34/645,785.37 = 264,054.54/x
  3. Step 3: Cross multiply
    467,960.34x = 645,785.37 × 264,054.54
  4. Step 4: Simplify right side
    467,960.34x = 170,522,558,814.08
  5. Step 5: Solve for x
    x = 170,522,558,814.08/467,960.34
  6. Step 6: Final answer
    x = 364,395.32

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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.