Finding the Fourth Proportional to 797,713.46, 1,102,278.20 and 606,394.70
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Solution
The fourth proportional to 797,713.46, 1,102,278.20 and 606,394.70 is: 837,914.47
Step by Step Solution
- Step 1: Write the proportion equation
797,713.46 : 1,102,278.20 = 606,394.70 : x - Step 2: Convert to fraction form
797,713.46/1,102,278.20 = 606,394.70/x - Step 3: Cross multiply
797,713.46x = 1,102,278.20 × 606,394.70 - Step 4: Simplify right side
797,713.46x = 668,415,649,862.18 - Step 5: Solve for x
x = 668,415,649,862.18/797,713.46 - Step 6: Final answer
x = 837,914.47
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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.