Finding the Fourth Proportional to 202,918.10, 304,420.35 and 62,690.90
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Solution
The fourth proportional to 202,918.10, 304,420.35 and 62,690.90 is: 94,049.70
Step by Step Solution
- Step 1: Write the proportion equation
202,918.10 : 304,420.35 = 62,690.90 : x - Step 2: Convert to fraction form
202,918.10/304,420.35 = 62,690.90/x - Step 3: Cross multiply
202,918.10x = 304,420.35 × 62,690.90 - Step 4: Simplify right side
202,918.10x = 19,084,385,719.82 - Step 5: Solve for x
x = 19,084,385,719.82/202,918.10 - Step 6: Final answer
x = 94,049.70
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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.