Finding the Fourth Proportional to 319,343.84, 440,674.34 and 183,282.02
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Solution
The fourth proportional to 319,343.84, 440,674.34 and 183,282.02 is: 252,917.62
Step by Step Solution
- Step 1: Write the proportion equation
319,343.84 : 440,674.34 = 183,282.02 : x - Step 2: Convert to fraction form
319,343.84/440,674.34 = 183,282.02/x - Step 3: Cross multiply
319,343.84x = 440,674.34 × 183,282.02 - Step 4: Simplify right side
319,343.84x = 80,767,683,197.37 - Step 5: Solve for x
x = 80,767,683,197.37/319,343.84 - Step 6: Final answer
x = 252,917.62
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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.