Finding the Fourth Proportional to 451,097.19, 622,504.58 and 247,138.17
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Solution
The fourth proportional to 451,097.19, 622,504.58 and 247,138.17 is: 341,045.44
Step by Step Solution
- Step 1: Write the proportion equation
451,097.19 : 622,504.58 = 247,138.17 : x - Step 2: Convert to fraction form
451,097.19/622,504.58 = 247,138.17/x - Step 3: Cross multiply
451,097.19x = 622,504.58 × 247,138.17 - Step 4: Simplify right side
451,097.19x = 153,844,641,482.13 - Step 5: Solve for x
x = 153,844,641,482.13/451,097.19 - Step 6: Final answer
x = 341,045.44
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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.