Finding the Fourth Proportional to 382,854.63, 574,281.97 and 102,364.59
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Solution
The fourth proportional to 382,854.63, 574,281.97 and 102,364.59 is: 153,546.90
Step by Step Solution
- Step 1: Write the proportion equation
382,854.63 : 574,281.97 = 102,364.59 : x - Step 2: Convert to fraction form
382,854.63/574,281.97 = 102,364.59/x - Step 3: Cross multiply
382,854.63x = 574,281.97 × 102,364.59 - Step 4: Simplify right side
382,854.63x = 58,786,140,301.09 - Step 5: Solve for x
x = 58,786,140,301.09/382,854.63 - Step 6: Final answer
x = 153,546.90
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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.