Finding the Fourth Proportional to 204,304.80, 306,455.76 and 120,946.08
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Solution
The fourth proportional to 204,304.80, 306,455.76 and 120,946.08 is: 181,418.27
Step by Step Solution
- Step 1: Write the proportion equation
204,304.80 : 306,455.76 = 120,946.08 : x - Step 2: Convert to fraction form
204,304.80/306,455.76 = 120,946.08/x - Step 3: Cross multiply
204,304.80x = 306,455.76 × 120,946.08 - Step 4: Simplify right side
204,304.80x = 37,064,622,865.42 - Step 5: Solve for x
x = 37,064,622,865.42/204,304.80 - Step 6: Final answer
x = 181,418.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.