Finding the Fourth Proportional to 283,461.38, 391,163.74 and 162,595.07
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Solution
The fourth proportional to 283,461.38, 391,163.74 and 162,595.07 is: 224,373.76
Step by Step Solution
- Step 1: Write the proportion equation
283,461.38 : 391,163.74 = 162,595.07 : x - Step 2: Convert to fraction form
283,461.38/391,163.74 = 162,595.07/x - Step 3: Cross multiply
283,461.38x = 391,163.74 × 162,595.07 - Step 4: Simplify right side
283,461.38x = 63,601,293,324.46 - Step 5: Solve for x
x = 63,601,293,324.46/283,461.38 - Step 6: Final answer
x = 224,373.76
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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.