Finding the Fourth Proportional to 308,754.24, 463,122.72 and 98,404.80
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Solution
The fourth proportional to 308,754.24, 463,122.72 and 98,404.80 is: 147,604.45
Step by Step Solution
- Step 1: Write the proportion equation
308,754.24 : 463,122.72 = 98,404.80 : x - Step 2: Convert to fraction form
308,754.24/463,122.72 = 98,404.80/x - Step 3: Cross multiply
308,754.24x = 463,122.72 × 98,404.80 - Step 4: Simplify right side
308,754.24x = 45,573,498,637.06 - Step 5: Solve for x
x = 45,573,498,637.06/308,754.24 - Step 6: Final answer
x = 147,604.45
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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.