Home / 263,986.64-395,973.96-64,308.08

Finding the Fourth Proportional to 263,986.64, 395,973.96 and 64,308.08

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Solution

The fourth proportional to 263,986.64, 395,973.96 and 64,308.08 is: 96,460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,986.64 : 395,973.96 = 64,308.08 : x
  2. Step 2: Convert to fraction form
    263,986.64/395,973.96 = 64,308.08/x
  3. Step 3: Cross multiply
    263,986.64x = 395,973.96 × 64,308.08
  4. Step 4: Simplify right side
    263,986.64x = 25,464,325,097.60
  5. Step 5: Solve for x
    x = 25,464,325,097.60/263,986.64
  6. Step 6: Final answer
    x = 96,460.66

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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.