Finding the Fourth Proportional to 863,252.80, 1,294,831.44 and 264,213.52
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Solution
The fourth proportional to 863,252.80, 1,294,831.44 and 264,213.52 is: 396,305.66
Step by Step Solution
- Step 1: Write the proportion equation
863,252.80 : 1,294,831.44 = 264,213.52 : x - Step 2: Convert to fraction form
863,252.80/1,294,831.44 = 264,213.52/x - Step 3: Cross multiply
863,252.80x = 1,294,831.44 × 264,213.52 - Step 4: Simplify right side
863,252.80x = 342,111,972,569.07 - Step 5: Solve for x
x = 342,111,972,569.07/863,252.80 - Step 6: Final answer
x = 396,305.66
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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.