Finding the Fourth Proportional to 351,936.96, 485,632.80 and 201,004.80
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Solution
The fourth proportional to 351,936.96, 485,632.80 and 201,004.80 is: 277,363.66
Step by Step Solution
- Step 1: Write the proportion equation
351,936.96 : 485,632.80 = 201,004.80 : x - Step 2: Convert to fraction form
351,936.96/485,632.80 = 201,004.80/x - Step 3: Cross multiply
351,936.96x = 485,632.80 × 201,004.80 - Step 4: Simplify right side
351,936.96x = 97,614,523,837.44 - Step 5: Solve for x
x = 97,614,523,837.44/351,936.96 - Step 6: Final answer
x = 277,363.66
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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.