Finding the Fourth Proportional to 362,170.80, 543,256.20 and 162,497.70
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Solution
The fourth proportional to 362,170.80, 543,256.20 and 162,497.70 is: 243,746.55
Step by Step Solution
- Step 1: Write the proportion equation
362,170.80 : 543,256.20 = 162,497.70 : x - Step 2: Convert to fraction form
362,170.80/543,256.20 = 162,497.70/x - Step 3: Cross multiply
362,170.80x = 543,256.20 × 162,497.70 - Step 4: Simplify right side
362,170.80x = 88,277,883,010.74 - Step 5: Solve for x
x = 88,277,883,010.74/362,170.80 - Step 6: Final answer
x = 243,746.55
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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.