Finding the Fourth Proportional to 806,209.13, 1,209,488.65 and 245,229.05
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Solution
The fourth proportional to 806,209.13, 1,209,488.65 and 245,229.05 is: 367,896.79
Step by Step Solution
- Step 1: Write the proportion equation
806,209.13 : 1,209,488.65 = 245,229.05 : x - Step 2: Convert to fraction form
806,209.13/1,209,488.65 = 245,229.05/x - Step 3: Cross multiply
806,209.13x = 1,209,488.65 × 245,229.05 - Step 4: Simplify right side
806,209.13x = 296,601,755,035.93 - Step 5: Solve for x
x = 296,601,755,035.93/806,209.13 - Step 6: Final answer
x = 367,896.79
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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.