Finding the Fourth Proportional to 475,235.70, 655,825.17 and 284,293.99
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Solution
The fourth proportional to 475,235.70, 655,825.17 and 284,293.99 is: 392,325.65
Step by Step Solution
- Step 1: Write the proportion equation
475,235.70 : 655,825.17 = 284,293.99 : x - Step 2: Convert to fraction form
475,235.70/655,825.17 = 284,293.99/x - Step 3: Cross multiply
475,235.70x = 655,825.17 × 284,293.99 - Step 4: Simplify right side
475,235.70x = 186,447,154,321.73 - Step 5: Solve for x
x = 186,447,154,321.73/475,235.70 - Step 6: Final answer
x = 392,325.65
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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.