Finding the Fourth Proportional to 302,577.84, 417,548.28 and 166,612.08
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Solution
The fourth proportional to 302,577.84, 417,548.28 and 166,612.08 is: 229,919.64
Step by Step Solution
- Step 1: Write the proportion equation
302,577.84 : 417,548.28 = 166,612.08 : x - Step 2: Convert to fraction form
302,577.84/417,548.28 = 166,612.08/x - Step 3: Cross multiply
302,577.84x = 417,548.28 × 166,612.08 - Step 4: Simplify right side
302,577.84x = 69,568,587,431.22 - Step 5: Solve for x
x = 69,568,587,431.22/302,577.84 - Step 6: Final answer
x = 229,919.64
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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.