Finding the Fourth Proportional to 850,344.18, 1,173,474.86 and 468,370.96
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Solution
The fourth proportional to 850,344.18, 1,173,474.86 and 468,370.96 is: 646,351.87
Step by Step Solution
- Step 1: Write the proportion equation
850,344.18 : 1,173,474.86 = 468,370.96 : x - Step 2: Convert to fraction form
850,344.18/1,173,474.86 = 468,370.96/x - Step 3: Cross multiply
850,344.18x = 1,173,474.86 × 468,370.96 - Step 4: Simplify right side
850,344.18x = 549,621,546,714.07 - Step 5: Solve for x
x = 549,621,546,714.07/850,344.18 - Step 6: Final answer
x = 646,351.87
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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.