Finding the Fourth Proportional to 850,085.91, 1,173,029.35 and 482,445.97
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Solution
The fourth proportional to 850,085.91, 1,173,029.35 and 482,445.97 is: 665,724.81
Step by Step Solution
- Step 1: Write the proportion equation
850,085.91 : 1,173,029.35 = 482,445.97 : x - Step 2: Convert to fraction form
850,085.91/1,173,029.35 = 482,445.97/x - Step 3: Cross multiply
850,085.91x = 1,173,029.35 × 482,445.97 - Step 4: Simplify right side
850,085.91x = 565,923,282,599.22 - Step 5: Solve for x
x = 565,923,282,599.22/850,085.91 - Step 6: Final answer
x = 665,724.81
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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.