Finding the Fourth Proportional to 309,266.88, 463,112.64 and 203,766.08
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Solution
The fourth proportional to 309,266.88, 463,112.64 and 203,766.08 is: 305,130.14
Step by Step Solution
- Step 1: Write the proportion equation
309,266.88 : 463,112.64 = 203,766.08 : x - Step 2: Convert to fraction form
309,266.88/463,112.64 = 203,766.08/x - Step 3: Cross multiply
309,266.88x = 463,112.64 × 203,766.08 - Step 4: Simplify right side
309,266.88x = 94,366,647,251.25 - Step 5: Solve for x
x = 94,366,647,251.25/309,266.88 - Step 6: Final answer
x = 305,130.14
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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.