Finding the Fourth Proportional to 500,652.09, 750,971.07 and 121,575.69
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Solution
The fourth proportional to 500,652.09, 750,971.07 and 121,575.69 is: 182,361.82
Step by Step Solution
- Step 1: Write the proportion equation
500,652.09 : 750,971.07 = 121,575.69 : x - Step 2: Convert to fraction form
500,652.09/750,971.07 = 121,575.69/x - Step 3: Cross multiply
500,652.09x = 750,971.07 × 121,575.69 - Step 4: Simplify right side
500,652.09x = 91,299,826,005.29 - Step 5: Solve for x
x = 91,299,826,005.29/500,652.09 - Step 6: Final answer
x = 182,361.82
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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.