Finding the Fourth Proportional to 483,489.64, 725,549.16 and 183,972.70
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Solution
The fourth proportional to 483,489.64, 725,549.16 and 183,972.70 is: 276,078.80
Step by Step Solution
- Step 1: Write the proportion equation
483,489.64 : 725,549.16 = 183,972.70 : x - Step 2: Convert to fraction form
483,489.64/725,549.16 = 183,972.70/x - Step 3: Cross multiply
483,489.64x = 725,549.16 × 183,972.70 - Step 4: Simplify right side
483,489.64x = 133,481,239,544.77 - Step 5: Solve for x
x = 133,481,239,544.77/483,489.64 - Step 6: Final answer
x = 276,078.80
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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.