Finding the Fourth Proportional to 202,884.60, 304,326.90 and 163,519.80
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Solution
The fourth proportional to 202,884.60, 304,326.90 and 163,519.80 is: 245,279.70
Step by Step Solution
- Step 1: Write the proportion equation
202,884.60 : 304,326.90 = 163,519.80 : x - Step 2: Convert to fraction form
202,884.60/304,326.90 = 163,519.80/x - Step 3: Cross multiply
202,884.60x = 304,326.90 × 163,519.80 - Step 4: Simplify right side
202,884.60x = 49,763,473,822.62 - Step 5: Solve for x
x = 49,763,473,822.62/202,884.60 - Step 6: Final answer
x = 245,279.70
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1.5x scale
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.