Finding the Fourth Proportional to 341,831.33, 471,738.90 and 214,577.09
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Solution
The fourth proportional to 341,831.33, 471,738.90 and 214,577.09 is: 296,123.70
Step by Step Solution
- Step 1: Write the proportion equation
341,831.33 : 471,738.90 = 214,577.09 : x - Step 2: Convert to fraction form
341,831.33/471,738.90 = 214,577.09/x - Step 3: Cross multiply
341,831.33x = 471,738.90 × 214,577.09 - Step 4: Simplify right side
341,831.33x = 101,224,358,043.11 - Step 5: Solve for x
x = 101,224,358,043.11/341,831.33 - Step 6: Final answer
x = 296,123.70
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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.