Home / 825,896.74-1,238,842.70-226,858.47

Finding the Fourth Proportional to 825,896.74, 1,238,842.70 and 226,858.47

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Solution

The fourth proportional to 825,896.74, 1,238,842.70 and 226,858.47 is: 340,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,896.74 : 1,238,842.70 = 226,858.47 : x
  2. Step 2: Convert to fraction form
    825,896.74/1,238,842.70 = 226,858.47/x
  3. Step 3: Cross multiply
    825,896.74x = 1,238,842.70 × 226,858.47
  4. Step 4: Simplify right side
    825,896.74x = 281,041,962,808.01
  5. Step 5: Solve for x
    x = 281,041,962,808.01/825,896.74
  6. Step 6: Final answer
    x = 340,287.05

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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.