Finding the Fourth Proportional to 325,059.19, 448,542.37 and 187,283.19
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Solution
The fourth proportional to 325,059.19, 448,542.37 and 187,283.19 is: 258,428.15
Step by Step Solution
- Step 1: Write the proportion equation
325,059.19 : 448,542.37 = 187,283.19 : x - Step 2: Convert to fraction form
325,059.19/448,542.37 = 187,283.19/x - Step 3: Cross multiply
325,059.19x = 448,542.37 × 187,283.19 - Step 4: Simplify right side
325,059.19x = 84,004,445,903.76 - Step 5: Solve for x
x = 84,004,445,903.76/325,059.19 - Step 6: Final answer
x = 258,428.15
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1.5x scale
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.