Finding the Fourth Proportional to 283,324.14, 422,913.30 and 249,694.92
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Solution
The fourth proportional to 283,324.14, 422,913.30 and 249,694.92 is: 372,715.51
Step by Step Solution
- Step 1: Write the proportion equation
283,324.14 : 422,913.30 = 249,694.92 : x - Step 2: Convert to fraction form
283,324.14/422,913.30 = 249,694.92/x - Step 3: Cross multiply
283,324.14x = 422,913.30 × 249,694.92 - Step 4: Simplify right side
283,324.14x = 105,599,302,610.44 - Step 5: Solve for x
x = 105,599,302,610.44/283,324.14 - Step 6: Final answer
x = 372,715.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.