Finding the Fourth Proportional to 653,153.49, 901,302.80 and 366,618.69
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Solution
The fourth proportional to 653,153.49, 901,302.80 and 366,618.69 is: 505,906.28
Step by Step Solution
- Step 1: Write the proportion equation
653,153.49 : 901,302.80 = 366,618.69 : x - Step 2: Convert to fraction form
653,153.49/901,302.80 = 366,618.69/x - Step 3: Cross multiply
653,153.49x = 901,302.80 × 366,618.69 - Step 4: Simplify right side
653,153.49x = 330,434,449,996.24 - Step 5: Solve for x
x = 330,434,449,996.24/653,153.49 - Step 6: Final answer
x = 505,906.28
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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.