Finding the Fourth Proportional to 703,930.23, 1,055,840.27 and 198,470.79
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Solution
The fourth proportional to 703,930.23, 1,055,840.27 and 198,470.79 is: 297,690.66
Step by Step Solution
- Step 1: Write the proportion equation
703,930.23 : 1,055,840.27 = 198,470.79 : x - Step 2: Convert to fraction form
703,930.23/1,055,840.27 = 198,470.79/x - Step 3: Cross multiply
703,930.23x = 1,055,840.27 × 198,470.79 - Step 4: Simplify right side
703,930.23x = 209,553,451,508.36 - Step 5: Solve for x
x = 209,553,451,508.36/703,930.23 - Step 6: Final answer
x = 297,690.66
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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.