Finding the Fourth Proportional to 951,376.88, 1,313,589 and 612,435.62
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Solution
The fourth proportional to 951,376.88, 1,313,589 and 612,435.62 is: 845,604.63
Step by Step Solution
- Step 1: Write the proportion equation
951,376.88 : 1,313,589 = 612,435.62 : x - Step 2: Convert to fraction form
951,376.88/1,313,589 = 612,435.62/x - Step 3: Cross multiply
951,376.88x = 1,313,589 × 612,435.62 - Step 4: Simplify right side
951,376.88x = 804,488,687,072.24 - Step 5: Solve for x
x = 804,488,687,072.24/951,376.88 - Step 6: Final answer
x = 845,604.63
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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.