Finding the Fourth Proportional to 362,149.68, 499,762.95 and 201,000.59
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Solution
The fourth proportional to 362,149.68, 499,762.95 and 201,000.59 is: 277,378.81
Step by Step Solution
- Step 1: Write the proportion equation
362,149.68 : 499,762.95 = 201,000.59 : x - Step 2: Convert to fraction form
362,149.68/499,762.95 = 201,000.59/x - Step 3: Cross multiply
362,149.68x = 499,762.95 × 201,000.59 - Step 4: Simplify right side
362,149.68x = 100,452,647,810.14 - Step 5: Solve for x
x = 100,452,647,810.14/362,149.68 - Step 6: Final answer
x = 277,378.81
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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.