Finding the Fourth Proportional to 683,974.02, 943,882.17 and 382,168.26
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Solution
The fourth proportional to 683,974.02, 943,882.17 and 382,168.26 is: 527,391.09
Step by Step Solution
- Step 1: Write the proportion equation
683,974.02 : 943,882.17 = 382,168.26 : x - Step 2: Convert to fraction form
683,974.02/943,882.17 = 382,168.26/x - Step 3: Cross multiply
683,974.02x = 943,882.17 × 382,168.26 - Step 4: Simplify right side
683,974.02x = 360,721,806,553.92 - Step 5: Solve for x
x = 360,721,806,553.92/683,974.02 - Step 6: Final answer
x = 527,391.09
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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.