Finding the Fourth Proportional to 891,851.79, 1,230,974.14 and 547,770.17
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Solution
The fourth proportional to 891,851.79, 1,230,974.14 and 547,770.17 is: 756,057.14
Step by Step Solution
- Step 1: Write the proportion equation
891,851.79 : 1,230,974.14 = 547,770.17 : x - Step 2: Convert to fraction form
891,851.79/1,230,974.14 = 547,770.17/x - Step 3: Cross multiply
891,851.79x = 1,230,974.14 × 547,770.17 - Step 4: Simplify right side
891,851.79x = 674,290,915,641.41 - Step 5: Solve for x
x = 674,290,915,641.41/891,851.79 - Step 6: Final answer
x = 756,057.14
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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.