Finding the Fourth Proportional to 229,455.68, 316,473.36 and 201,112.16
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Solution
The fourth proportional to 229,455.68, 316,473.36 and 201,112.16 is: 277,380.98
Step by Step Solution
- Step 1: Write the proportion equation
229,455.68 : 316,473.36 = 201,112.16 : x - Step 2: Convert to fraction form
229,455.68/316,473.36 = 201,112.16/x - Step 3: Cross multiply
229,455.68x = 316,473.36 × 201,112.16 - Step 4: Simplify right side
229,455.68x = 63,646,641,012.06 - Step 5: Solve for x
x = 63,646,641,012.06/229,455.68 - Step 6: Final answer
x = 277,380.98
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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.