Finding the Fourth Proportional to 354,165.93, 488,762.17 and 201,230.05
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Solution
The fourth proportional to 354,165.93, 488,762.17 and 201,230.05 is: 277,704.96
Step by Step Solution
- Step 1: Write the proportion equation
354,165.93 : 488,762.17 = 201,230.05 : x - Step 2: Convert to fraction form
354,165.93/488,762.17 = 201,230.05/x - Step 3: Cross multiply
354,165.93x = 488,762.17 × 201,230.05 - Step 4: Simplify right side
354,165.93x = 98,353,633,724.01 - Step 5: Solve for x
x = 98,353,633,724.01/354,165.93 - Step 6: Final answer
x = 277,704.96
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1.5x scale
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.