Home / 751,357.64-1,036,979.82-464,969.96

Finding the Fourth Proportional to 751,357.64, 1,036,979.82 and 464,969.96

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Solution

The fourth proportional to 751,357.64, 1,036,979.82 and 464,969.96 is: 641,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,357.64 : 1,036,979.82 = 464,969.96 : x
  2. Step 2: Convert to fraction form
    751,357.64/1,036,979.82 = 464,969.96/x
  3. Step 3: Cross multiply
    751,357.64x = 1,036,979.82 × 464,969.96
  4. Step 4: Simplify right side
    751,357.64x = 482,164,465,426.21
  5. Step 5: Solve for x
    x = 482,164,465,426.21/751,357.64
  6. Step 6: Final answer
    x = 641,724.31

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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.