Finding the Fourth Proportional to 752,277.15, 1,039,514.96 and 547,971.26
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Solution
The fourth proportional to 752,277.15, 1,039,514.96 and 547,971.26 is: 757,200.09
Step by Step Solution
- Step 1: Write the proportion equation
752,277.15 : 1,039,514.96 = 547,971.26 : x - Step 2: Convert to fraction form
752,277.15/1,039,514.96 = 547,971.26/x - Step 3: Cross multiply
752,277.15x = 1,039,514.96 × 547,971.26 - Step 4: Simplify right side
752,277.15x = 569,624,322,420.05 - Step 5: Solve for x
x = 569,624,322,420.05/752,277.15 - Step 6: Final answer
x = 757,200.09
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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.