Home / 464,736.64-640,975.00-336,157.44

Finding the Fourth Proportional to 464,736.64, 640,975.00 and 336,157.44

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Solution

The fourth proportional to 464,736.64, 640,975.00 and 336,157.44 is: 463,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,736.64 : 640,975.00 = 336,157.44 : x
  2. Step 2: Convert to fraction form
    464,736.64/640,975.00 = 336,157.44/x
  3. Step 3: Cross multiply
    464,736.64x = 640,975.00 × 336,157.44
  4. Step 4: Simplify right side
    464,736.64x = 215,468,515,150.29
  5. Step 5: Solve for x
    x = 215,468,515,150.29/464,736.64
  6. Step 6: Final answer
    x = 463,635.74

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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.