Finding the Fourth Proportional to 529,858.01, 731,174.50 and 303,518.09
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Solution
The fourth proportional to 529,858.01, 731,174.50 and 303,518.09 is: 418,838.03
Step by Step Solution
- Step 1: Write the proportion equation
529,858.01 : 731,174.50 = 303,518.09 : x - Step 2: Convert to fraction form
529,858.01/731,174.50 = 303,518.09/x - Step 3: Cross multiply
529,858.01x = 731,174.50 × 303,518.09 - Step 4: Simplify right side
529,858.01x = 221,924,687,696.71 - Step 5: Solve for x
x = 221,924,687,696.71/529,858.01 - Step 6: Final answer
x = 418,838.03
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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.