Finding the Fourth Proportional to 834,540.30, 1,251,810.45 and 550,366.99
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Solution
The fourth proportional to 834,540.30, 1,251,810.45 and 550,366.99 is: 825,550.48
Step by Step Solution
- Step 1: Write the proportion equation
834,540.30 : 1,251,810.45 = 550,366.99 : x - Step 2: Convert to fraction form
834,540.30/1,251,810.45 = 550,366.99/x - Step 3: Cross multiply
834,540.30x = 1,251,810.45 × 550,366.99 - Step 4: Simplify right side
834,540.30x = 688,955,146,287.52 - Step 5: Solve for x
x = 688,955,146,287.52/834,540.30 - Step 6: Final answer
x = 825,550.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.