Finding the Fourth Proportional to 283,327.14, 422,917.77 and 249,697.92
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Solution
The fourth proportional to 283,327.14, 422,917.77 and 249,697.92 is: 372,719.99
Step by Step Solution
- Step 1: Write the proportion equation
283,327.14 : 422,917.77 = 249,697.92 : x - Step 2: Convert to fraction form
283,327.14/422,917.77 = 249,697.92/x - Step 3: Cross multiply
283,327.14x = 422,917.77 × 249,697.92 - Step 4: Simplify right side
283,327.14x = 105,601,687,500.04 - Step 5: Solve for x
x = 105,601,687,500.04/283,327.14 - Step 6: Final answer
x = 372,719.99
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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.