Finding the Fourth Proportional to 908,990.18, 1,256,673.93 and 682,242.02
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Solution
The fourth proportional to 908,990.18, 1,256,673.93 and 682,242.02 is: 943,195.84
Step by Step Solution
- Step 1: Write the proportion equation
908,990.18 : 1,256,673.93 = 682,242.02 : x - Step 2: Convert to fraction form
908,990.18/1,256,673.93 = 682,242.02/x - Step 3: Cross multiply
908,990.18x = 1,256,673.93 × 682,242.02 - Step 4: Simplify right side
908,990.18x = 857,355,760,484.54 - Step 5: Solve for x
x = 857,355,760,484.54/908,990.18 - Step 6: Final answer
x = 943,195.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.