Finding the Fourth Proportional to 338,932.10, 467,531.97 and 211,386.26
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Solution
The fourth proportional to 338,932.10, 467,531.97 and 211,386.26 is: 291,591.84
Step by Step Solution
- Step 1: Write the proportion equation
338,932.10 : 467,531.97 = 211,386.26 : x - Step 2: Convert to fraction form
338,932.10/467,531.97 = 211,386.26/x - Step 3: Cross multiply
338,932.10x = 467,531.97 × 211,386.26 - Step 4: Simplify right side
338,932.10x = 98,829,834,568.73 - Step 5: Solve for x
x = 98,829,834,568.73/338,932.10 - Step 6: Final answer
x = 291,591.84
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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.