Finding the Fourth Proportional to 560,310,474.66, 841,741,170.36 and 405,342,279.06
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Solution
The fourth proportional to 560,310,474.66, 841,741,170.36 and 405,342,279.06 is: 608,936,116.32
Step by Step Solution
- Step 1: Write the proportion equation
560,310,474.66 : 841,741,170.36 = 405,342,279.06 : x - Step 2: Convert to fraction form
560,310,474.66/841,741,170.36 = 405,342,279.06/x - Step 3: Cross multiply
560,310,474.66x = 841,741,170.36 × 405,342,279.06 - Step 4: Simplify right side
560,310,474.66x = 341,193,284,372,354,112 - Step 5: Solve for x
x = 341,193,284,372,354,112/560,310,474.66 - Step 6: Final answer
x = 608,936,116.32
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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.