Finding the Fourth Proportional to 801,826.11, 1,106,520.48 and 439,263.09
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Solution
The fourth proportional to 801,826.11, 1,106,520.48 and 439,263.09 is: 606,183.31
Step by Step Solution
- Step 1: Write the proportion equation
801,826.11 : 1,106,520.48 = 439,263.09 : x - Step 2: Convert to fraction form
801,826.11/1,106,520.48 = 439,263.09/x - Step 3: Cross multiply
801,826.11x = 1,106,520.48 × 439,263.09 - Step 4: Simplify right side
801,826.11x = 486,053,605,193.08 - Step 5: Solve for x
x = 486,053,605,193.08/801,826.11 - Step 6: Final answer
x = 606,183.31
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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.