Finding the Fourth Proportional to 418,250.97, 577,185.12 and 227,264.31
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Solution
The fourth proportional to 418,250.97, 577,185.12 and 227,264.31 is: 313,624.09
Step by Step Solution
- Step 1: Write the proportion equation
418,250.97 : 577,185.12 = 227,264.31 : x - Step 2: Convert to fraction form
418,250.97/577,185.12 = 227,264.31/x - Step 3: Cross multiply
418,250.97x = 577,185.12 × 227,264.31 - Step 4: Simplify right side
418,250.97x = 131,173,578,039.07 - Step 5: Solve for x
x = 131,173,578,039.07/418,250.97 - Step 6: Final answer
x = 313,624.09
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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.