Finding the Fourth Proportional to 813,676.95, 1,219,826.22 and 497,469.57
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Solution
The fourth proportional to 813,676.95, 1,219,826.22 and 497,469.57 is: 745,782.99
Step by Step Solution
- Step 1: Write the proportion equation
813,676.95 : 1,219,826.22 = 497,469.57 : x - Step 2: Convert to fraction form
813,676.95/1,219,826.22 = 497,469.57/x - Step 3: Cross multiply
813,676.95x = 1,219,826.22 × 497,469.57 - Step 4: Simplify right side
813,676.95x = 606,826,425,138.13 - Step 5: Solve for x
x = 606,826,425,138.13/813,676.95 - Step 6: Final answer
x = 745,782.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.