Finding the Fourth Proportional to 853,544.68, 1,177,371.12 and 547,518.04
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Solution
The fourth proportional to 853,544.68, 1,177,371.12 and 547,518.04 is: 755,240.99
Step by Step Solution
- Step 1: Write the proportion equation
853,544.68 : 1,177,371.12 = 547,518.04 : x - Step 2: Convert to fraction form
853,544.68/1,177,371.12 = 547,518.04/x - Step 3: Cross multiply
853,544.68x = 1,177,371.12 × 547,518.04 - Step 4: Simplify right side
853,544.68x = 644,631,927,975.01 - Step 5: Solve for x
x = 644,631,927,975.01/853,544.68 - Step 6: Final answer
x = 755,240.99
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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.