Finding the Fourth Proportional to 647,009.94, 892,877.26 and 375,238.97
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Solution
The fourth proportional to 647,009.94, 892,877.26 and 375,238.97 is: 517,831.83
Step by Step Solution
- Step 1: Write the proportion equation
647,009.94 : 892,877.26 = 375,238.97 : x - Step 2: Convert to fraction form
647,009.94/892,877.26 = 375,238.97/x - Step 3: Cross multiply
647,009.94x = 892,877.26 × 375,238.97 - Step 4: Simplify right side
647,009.94x = 335,042,342,355.63 - Step 5: Solve for x
x = 335,042,342,355.63/647,009.94 - Step 6: Final answer
x = 517,831.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.