Finding the Fourth Proportional to 322,380.36, 444,851.75 and 201,534.95
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Solution
The fourth proportional to 322,380.36, 444,851.75 and 201,534.95 is: 278,097.51
Step by Step Solution
- Step 1: Write the proportion equation
322,380.36 : 444,851.75 = 201,534.95 : x - Step 2: Convert to fraction form
322,380.36/444,851.75 = 201,534.95/x - Step 3: Cross multiply
322,380.36x = 444,851.75 × 201,534.95 - Step 4: Simplify right side
322,380.36x = 89,653,176,809.63 - Step 5: Solve for x
x = 89,653,176,809.63/322,380.36 - Step 6: Final answer
x = 278,097.51
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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.