Finding the Fourth Proportional to 721,831.96, 1,082,743.08 and 564,193
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Solution
The fourth proportional to 721,831.96, 1,082,743.08 and 564,193 is: 846,285.70
Step by Step Solution
- Step 1: Write the proportion equation
721,831.96 : 1,082,743.08 = 564,193 : x - Step 2: Convert to fraction form
721,831.96/1,082,743.08 = 564,193/x - Step 3: Cross multiply
721,831.96x = 1,082,743.08 × 564,193 - Step 4: Simplify right side
721,831.96x = 610,876,066,534.44 - Step 5: Solve for x
x = 610,876,066,534.44/721,831.96 - Step 6: Final answer
x = 846,285.70
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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.