Finding the Fourth Proportional to 302,237.11, 417,081.42 and 166,263.12
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Solution
The fourth proportional to 302,237.11, 417,081.42 and 166,263.12 is: 229,439.92
Step by Step Solution
- Step 1: Write the proportion equation
302,237.11 : 417,081.42 = 166,263.12 : x - Step 2: Convert to fraction form
302,237.11/417,081.42 = 166,263.12/x - Step 3: Cross multiply
302,237.11x = 417,081.42 × 166,263.12 - Step 4: Simplify right side
302,237.11x = 69,345,258,183.23 - Step 5: Solve for x
x = 69,345,258,183.23/302,237.11 - Step 6: Final answer
x = 229,439.92
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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.