Finding the Fourth Proportional to 616,163.08, 924,180.78 and 417,757.96
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Solution
The fourth proportional to 616,163.08, 924,180.78 and 417,757.96 is: 626,593.66
Step by Step Solution
- Step 1: Write the proportion equation
616,163.08 : 924,180.78 = 417,757.96 : x - Step 2: Convert to fraction form
616,163.08/924,180.78 = 417,757.96/x - Step 3: Cross multiply
616,163.08x = 924,180.78 × 417,757.96 - Step 4: Simplify right side
616,163.08x = 386,083,877,324.01 - Step 5: Solve for x
x = 386,083,877,324.01/616,163.08 - Step 6: Final answer
x = 626,593.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.