Finding the Fourth Proportional to 914,755.26, 1,262,409.12 and 552,174.42
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Solution
The fourth proportional to 914,755.26, 1,262,409.12 and 552,174.42 is: 762,028.99
Step by Step Solution
- Step 1: Write the proportion equation
914,755.26 : 1,262,409.12 = 552,174.42 : x - Step 2: Convert to fraction form
914,755.26/1,262,409.12 = 552,174.42/x - Step 3: Cross multiply
914,755.26x = 1,262,409.12 × 552,174.42 - Step 4: Simplify right side
914,755.26x = 697,070,023,638.71 - Step 5: Solve for x
x = 697,070,023,638.71/914,755.26 - Step 6: Final answer
x = 762,028.99
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1.5x scale
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.