Finding the Fourth Proportional to 616,085.13, 850,197.48 and 347,813.13
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Solution
The fourth proportional to 616,085.13, 850,197.48 and 347,813.13 is: 479,982.12
Step by Step Solution
- Step 1: Write the proportion equation
616,085.13 : 850,197.48 = 347,813.13 : x - Step 2: Convert to fraction form
616,085.13/850,197.48 = 347,813.13/x - Step 3: Cross multiply
616,085.13x = 850,197.48 × 347,813.13 - Step 4: Simplify right side
616,085.13x = 295,709,846,636.91 - Step 5: Solve for x
x = 295,709,846,636.91/616,085.13 - Step 6: Final answer
x = 479,982.12
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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.