Finding the Fourth Proportional to 371,224.63, 512,289.66 and 210,076.75
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Solution
The fourth proportional to 371,224.63, 512,289.66 and 210,076.75 is: 289,905.73
Step by Step Solution
- Step 1: Write the proportion equation
371,224.63 : 512,289.66 = 210,076.75 : x - Step 2: Convert to fraction form
371,224.63/512,289.66 = 210,076.75/x - Step 3: Cross multiply
371,224.63x = 512,289.66 × 210,076.75 - Step 4: Simplify right side
371,224.63x = 107,620,146,831.41 - Step 5: Solve for x
x = 107,620,146,831.41/371,224.63 - Step 6: Final answer
x = 289,905.73
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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.