Finding the Fourth Proportional to 894,850.98, 1,234,894.56 and 492,442.98
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Solution
The fourth proportional to 894,850.98, 1,234,894.56 and 492,442.98 is: 679,571.43
Step by Step Solution
- Step 1: Write the proportion equation
894,850.98 : 1,234,894.56 = 492,442.98 : x - Step 2: Convert to fraction form
894,850.98/1,234,894.56 = 492,442.98/x - Step 3: Cross multiply
894,850.98x = 1,234,894.56 × 492,442.98 - Step 4: Simplify right side
894,850.98x = 608,115,157,112.19 - Step 5: Solve for x
x = 608,115,157,112.19/894,850.98 - Step 6: Final answer
x = 679,571.43
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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.