Finding the Fourth Proportional to 282,367.84, 423,427.42 and 132,650.68
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Solution
The fourth proportional to 282,367.84, 423,427.42 and 132,650.68 is: 198,917.61
Step by Step Solution
- Step 1: Write the proportion equation
282,367.84 : 423,427.42 = 132,650.68 : x - Step 2: Convert to fraction form
282,367.84/423,427.42 = 132,650.68/x - Step 3: Cross multiply
282,367.84x = 423,427.42 × 132,650.68 - Step 4: Simplify right side
282,367.84x = 56,167,935,193.65 - Step 5: Solve for x
x = 56,167,935,193.65/282,367.84 - Step 6: Final answer
x = 198,917.61
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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.