Finding the Fourth Proportional to 202,979.80, 304,469.70 and 62,752.60
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Solution
The fourth proportional to 202,979.80, 304,469.70 and 62,752.60 is: 94,128.90
Step by Step Solution
- Step 1: Write the proportion equation
202,979.80 : 304,469.70 = 62,752.60 : x - Step 2: Convert to fraction form
202,979.80/304,469.70 = 62,752.60/x - Step 3: Cross multiply
202,979.80x = 304,469.70 × 62,752.60 - Step 4: Simplify right side
202,979.80x = 19,106,265,296.22 - Step 5: Solve for x
x = 19,106,265,296.22/202,979.80 - Step 6: Final answer
x = 94,128.90
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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.