Finding the Fourth Proportional to 203,235.60, 304,853.40 and 201,853.20
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Solution
The fourth proportional to 203,235.60, 304,853.40 and 201,853.20 is: 302,779.80
Step by Step Solution
- Step 1: Write the proportion equation
203,235.60 : 304,853.40 = 201,853.20 : x - Step 2: Convert to fraction form
203,235.60/304,853.40 = 201,853.20/x - Step 3: Cross multiply
203,235.60x = 304,853.40 × 201,853.20 - Step 4: Simplify right side
203,235.60x = 61,535,634,320.88 - Step 5: Solve for x
x = 61,535,634,320.88/203,235.60 - Step 6: Final answer
x = 302,779.80
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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.