Finding the Fourth Proportional to 612,991.59, 919,567.73 and 202,524.53
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Solution
The fourth proportional to 612,991.59, 919,567.73 and 202,524.53 is: 303,813.34
Step by Step Solution
- Step 1: Write the proportion equation
612,991.59 : 919,567.73 = 202,524.53 : x - Step 2: Convert to fraction form
612,991.59/919,567.73 = 202,524.53/x - Step 3: Cross multiply
612,991.59x = 919,567.73 × 202,524.53 - Step 4: Simplify right side
612,991.59x = 186,235,022,263.26 - Step 5: Solve for x
x = 186,235,022,263.26/612,991.59 - Step 6: Final answer
x = 303,813.34
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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.