Finding the Fourth Proportional to 283,512.70, 425,902.65 and 236,856.70
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Solution
The fourth proportional to 283,512.70, 425,902.65 and 236,856.70 is: 355,814.38
Step by Step Solution
- Step 1: Write the proportion equation
283,512.70 : 425,902.65 = 236,856.70 : x - Step 2: Convert to fraction form
283,512.70/425,902.65 = 236,856.70/x - Step 3: Cross multiply
283,512.70x = 425,902.65 × 236,856.70 - Step 4: Simplify right side
283,512.70x = 100,877,896,200.26 - Step 5: Solve for x
x = 100,877,896,200.26/283,512.70 - Step 6: Final answer
x = 355,814.38
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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.