Finding the Fourth Proportional to 302,431.14, 417,351.68 and 166,462.18
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Solution
The fourth proportional to 302,431.14, 417,351.68 and 166,462.18 is: 229,716.00
Step by Step Solution
- Step 1: Write the proportion equation
302,431.14 : 417,351.68 = 166,462.18 : x - Step 2: Convert to fraction form
302,431.14/417,351.68 = 166,462.18/x - Step 3: Cross multiply
302,431.14x = 417,351.68 × 166,462.18 - Step 4: Simplify right side
302,431.14x = 69,473,270,479.46 - Step 5: Solve for x
x = 69,473,270,479.46/302,431.14 - Step 6: Final answer
x = 229,716.00
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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.