Finding the Fourth Proportional to 606,372.14, 909,654.60 and 201,578.70
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Solution
The fourth proportional to 606,372.14, 909,654.60 and 201,578.70 is: 302,400.09
Step by Step Solution
- Step 1: Write the proportion equation
606,372.14 : 909,654.60 = 201,578.70 : x - Step 2: Convert to fraction form
606,372.14/909,654.60 = 201,578.70/x - Step 3: Cross multiply
606,372.14x = 909,654.60 × 201,578.70 - Step 4: Simplify right side
606,372.14x = 183,366,991,717.02 - Step 5: Solve for x
x = 183,366,991,717.02/606,372.14 - Step 6: Final answer
x = 302,400.09
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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.