Finding the Fourth Proportional to 328,803.24, 453,619.37 and 190,958.70
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Solution
The fourth proportional to 328,803.24, 453,619.37 and 190,958.70 is: 263,448.03
Step by Step Solution
- Step 1: Write the proportion equation
328,803.24 : 453,619.37 = 190,958.70 : x - Step 2: Convert to fraction form
328,803.24/453,619.37 = 190,958.70/x - Step 3: Cross multiply
328,803.24x = 453,619.37 × 190,958.70 - Step 4: Simplify right side
328,803.24x = 86,622,564,235.23 - Step 5: Solve for x
x = 86,622,564,235.23/328,803.24 - Step 6: Final answer
x = 263,448.03
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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.