Finding the Fourth Proportional to 308,133.36, 462,331.80 and 148,132.44
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Solution
The fourth proportional to 308,133.36, 462,331.80 and 148,132.44 is: 222,262.00
Step by Step Solution
- Step 1: Write the proportion equation
308,133.36 : 462,331.80 = 148,132.44 : x - Step 2: Convert to fraction form
308,133.36/462,331.80 = 148,132.44/x - Step 3: Cross multiply
308,133.36x = 462,331.80 × 148,132.44 - Step 4: Simplify right side
308,133.36x = 68,486,337,623.59 - Step 5: Solve for x
x = 68,486,337,623.59/308,133.36 - Step 6: Final answer
x = 222,262.00
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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.