Home / 846,436.30-1,268,761.74-277,668.88

Finding the Fourth Proportional to 846,436.30, 1,268,761.74 and 277,668.88

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Solution

The fourth proportional to 846,436.30, 1,268,761.74 and 277,668.88 is: 416,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,436.30 : 1,268,761.74 = 277,668.88 : x
  2. Step 2: Convert to fraction form
    846,436.30/1,268,761.74 = 277,668.88/x
  3. Step 3: Cross multiply
    846,436.30x = 1,268,761.74 × 277,668.88
  4. Step 4: Simplify right side
    846,436.30x = 352,295,651,332.65
  5. Step 5: Solve for x
    x = 352,295,651,332.65/846,436.30
  6. Step 6: Final answer
    x = 416,210.47

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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.