Finding the Fourth Proportional to 283,553.79, 425,330.69 and 83,858.63
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Solution
The fourth proportional to 283,553.79, 425,330.69 and 83,858.63 is: 125,787.94
Step by Step Solution
- Step 1: Write the proportion equation
283,553.79 : 425,330.69 = 83,858.63 : x - Step 2: Convert to fraction form
283,553.79/425,330.69 = 83,858.63/x - Step 3: Cross multiply
283,553.79x = 425,330.69 × 83,858.63 - Step 4: Simplify right side
283,553.79x = 35,667,646,414.41 - Step 5: Solve for x
x = 35,667,646,414.41/283,553.79 - Step 6: Final answer
x = 125,787.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.