Finding the Fourth Proportional to 246,695.41, 340,447.91 and 151,183.65
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Solution
The fourth proportional to 246,695.41, 340,447.91 and 151,183.65 is: 208,638.49
Step by Step Solution
- Step 1: Write the proportion equation
246,695.41 : 340,447.91 = 151,183.65 : x - Step 2: Convert to fraction form
246,695.41/340,447.91 = 151,183.65/x - Step 3: Cross multiply
246,695.41x = 340,447.91 × 151,183.65 - Step 4: Simplify right side
246,695.41x = 51,470,157,668.67 - Step 5: Solve for x
x = 51,470,157,668.67/246,695.41 - Step 6: Final answer
x = 208,638.49
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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.