Home / 898,174.36-1,346,866.26-336,815.20

Finding the Fourth Proportional to 898,174.36, 1,346,866.26 and 336,815.20

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Solution

The fourth proportional to 898,174.36, 1,346,866.26 and 336,815.20 is: 505,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,174.36 : 1,346,866.26 = 336,815.20 : x
  2. Step 2: Convert to fraction form
    898,174.36/1,346,866.26 = 336,815.20/x
  3. Step 3: Cross multiply
    898,174.36x = 1,346,866.26 × 336,815.20
  4. Step 4: Simplify right side
    898,174.36x = 453,645,028,735.15
  5. Step 5: Solve for x
    x = 453,645,028,735.15/898,174.36
  6. Step 6: Final answer
    x = 505,074.57

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1.5x scale

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.