Finding the Fourth Proportional to 202,272.70, 302,825.85 and 202,272.70
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Solution
The fourth proportional to 202,272.70, 302,825.85 and 202,272.70 is: 302,825.85
Step by Step Solution
- Step 1: Write the proportion equation
202,272.70 : 302,825.85 = 202,272.70 : x - Step 2: Convert to fraction form
202,272.70/302,825.85 = 202,272.70/x - Step 3: Cross multiply
202,272.70x = 302,825.85 × 202,272.70 - Step 4: Simplify right side
202,272.70x = 61,253,402,309.30 - Step 5: Solve for x
x = 61,253,402,309.30/202,272.70 - Step 6: Final answer
x = 302,825.85
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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.