Finding the Fourth Proportional to 633,616.97, 950,409.05 and 212,892.84
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Solution
The fourth proportional to 633,616.97, 950,409.05 and 212,892.84 is: 319,333.75
Step by Step Solution
- Step 1: Write the proportion equation
633,616.97 : 950,409.05 = 212,892.84 : x - Step 2: Convert to fraction form
633,616.97/950,409.05 = 212,892.84/x - Step 3: Cross multiply
633,616.97x = 950,409.05 × 212,892.84 - Step 4: Simplify right side
633,616.97x = 202,335,280,751.74 - Step 5: Solve for x
x = 202,335,280,751.74/633,616.97 - Step 6: Final answer
x = 319,333.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.