Finding the Fourth Proportional to 351,172.25, 484,618.99 and 190,027.30
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Solution
The fourth proportional to 351,172.25, 484,618.99 and 190,027.30 is: 262,238.37
Step by Step Solution
- Step 1: Write the proportion equation
351,172.25 : 484,618.99 = 190,027.30 : x - Step 2: Convert to fraction form
351,172.25/484,618.99 = 190,027.30/x - Step 3: Cross multiply
351,172.25x = 484,618.99 × 190,027.30 - Step 4: Simplify right side
351,172.25x = 92,090,838,198.43 - Step 5: Solve for x
x = 92,090,838,198.43/351,172.25 - Step 6: Final answer
x = 262,238.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.