Finding the Fourth Proportional to 324,794.79, 447,994.41 and 211,770.63
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Solution
The fourth proportional to 324,794.79, 447,994.41 and 211,770.63 is: 292,098.46
Step by Step Solution
- Step 1: Write the proportion equation
324,794.79 : 447,994.41 = 211,770.63 : x - Step 2: Convert to fraction form
324,794.79/447,994.41 = 211,770.63/x - Step 3: Cross multiply
324,794.79x = 447,994.41 × 211,770.63 - Step 4: Simplify right side
324,794.79x = 94,872,055,143.35 - Step 5: Solve for x
x = 94,872,055,143.35/324,794.79 - Step 6: Final answer
x = 292,098.46
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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.