Finding the Fourth Proportional to 746,194.50, 1,029,755.70 and 406,670.04
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Solution
The fourth proportional to 746,194.50, 1,029,755.70 and 406,670.04 is: 561,208.63
Step by Step Solution
- Step 1: Write the proportion equation
746,194.50 : 1,029,755.70 = 406,670.04 : x - Step 2: Convert to fraction form
746,194.50/1,029,755.70 = 406,670.04/x - Step 3: Cross multiply
746,194.50x = 1,029,755.70 × 406,670.04 - Step 4: Simplify right side
746,194.50x = 418,770,791,709.23 - Step 5: Solve for x
x = 418,770,791,709.23/746,194.50 - Step 6: Final answer
x = 561,208.63
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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.