Finding the Fourth Proportional to 329,532.36, 454,774.26 and 186,305.73
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Solution
The fourth proportional to 329,532.36, 454,774.26 and 186,305.73 is: 257,112.99
Step by Step Solution
- Step 1: Write the proportion equation
329,532.36 : 454,774.26 = 186,305.73 : x - Step 2: Convert to fraction form
329,532.36/454,774.26 = 186,305.73/x - Step 3: Cross multiply
329,532.36x = 454,774.26 × 186,305.73 - Step 4: Simplify right side
329,532.36x = 84,727,050,494.51 - Step 5: Solve for x
x = 84,727,050,494.51/329,532.36 - Step 6: Final answer
x = 257,112.99
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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.