Finding the Fourth Proportional to 655,057.99, 903,967.05 and 364,665.70
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Solution
The fourth proportional to 655,057.99, 903,967.05 and 364,665.70 is: 503,231.44
Step by Step Solution
- Step 1: Write the proportion equation
655,057.99 : 903,967.05 = 364,665.70 : x - Step 2: Convert to fraction form
655,057.99/903,967.05 = 364,665.70/x - Step 3: Cross multiply
655,057.99x = 903,967.05 × 364,665.70 - Step 4: Simplify right side
655,057.99x = 329,645,777,065.19 - Step 5: Solve for x
x = 329,645,777,065.19/655,057.99 - Step 6: Final answer
x = 503,231.44
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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.