Finding the Fourth Proportional to 202,906.80, 304,360.20 and 201,740.40
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Solution
The fourth proportional to 202,906.80, 304,360.20 and 201,740.40 is: 302,610.60
Step by Step Solution
- Step 1: Write the proportion equation
202,906.80 : 304,360.20 = 201,740.40 : x - Step 2: Convert to fraction form
202,906.80/304,360.20 = 201,740.40/x - Step 3: Cross multiply
202,906.80x = 304,360.20 × 201,740.40 - Step 4: Simplify right side
202,906.80x = 61,401,748,492.08 - Step 5: Solve for x
x = 61,401,748,492.08/202,906.80 - Step 6: Final answer
x = 302,610.60
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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.