Finding the Fourth Proportional to 463,204.48, 639,076.46 and 259,222.99
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Solution
The fourth proportional to 463,204.48, 639,076.46 and 259,222.99 is: 357,646.18
Step by Step Solution
- Step 1: Write the proportion equation
463,204.48 : 639,076.46 = 259,222.99 : x - Step 2: Convert to fraction form
463,204.48/639,076.46 = 259,222.99/x - Step 3: Cross multiply
463,204.48x = 639,076.46 × 259,222.99 - Step 4: Simplify right side
463,204.48x = 165,663,310,799.82 - Step 5: Solve for x
x = 165,663,310,799.82/463,204.48 - Step 6: Final answer
x = 357,646.18
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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.