Finding the Fourth Proportional to 414,371.94, 571,344.18 and 283,612.68
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Solution
The fourth proportional to 414,371.94, 571,344.18 and 283,612.68 is: 391,050.74
Step by Step Solution
- Step 1: Write the proportion equation
414,371.94 : 571,344.18 = 283,612.68 : x - Step 2: Convert to fraction form
414,371.94/571,344.18 = 283,612.68/x - Step 3: Cross multiply
414,371.94x = 571,344.18 × 283,612.68 - Step 4: Simplify right side
414,371.94x = 162,040,454,092.20 - Step 5: Solve for x
x = 162,040,454,092.20/414,371.94 - Step 6: Final answer
x = 391,050.74
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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.