Finding the Fourth Proportional to 318,994.14, 440,221.86 and 183,052.98
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Solution
The fourth proportional to 318,994.14, 440,221.86 and 183,052.98 is: 252,618.82
Step by Step Solution
- Step 1: Write the proportion equation
318,994.14 : 440,221.86 = 183,052.98 : x - Step 2: Convert to fraction form
318,994.14/440,221.86 = 183,052.98/x - Step 3: Cross multiply
318,994.14x = 440,221.86 × 183,052.98 - Step 4: Simplify right side
318,994.14x = 80,583,923,334.14 - Step 5: Solve for x
x = 80,583,923,334.14/318,994.14 - Step 6: Final answer
x = 252,618.82
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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.