Finding the Fourth Proportional to 302,226.36, 417,059.20 and 166,251.68
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Solution
The fourth proportional to 302,226.36, 417,059.20 and 166,251.68 is: 229,420.07
Step by Step Solution
- Step 1: Write the proportion equation
302,226.36 : 417,059.20 = 166,251.68 : x - Step 2: Convert to fraction form
302,226.36/417,059.20 = 166,251.68/x - Step 3: Cross multiply
302,226.36x = 417,059.20 × 166,251.68 - Step 4: Simplify right side
302,226.36x = 69,336,793,909.92 - Step 5: Solve for x
x = 69,336,793,909.92/302,226.36 - Step 6: Final answer
x = 229,420.07
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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.