Finding the Fourth Proportional to 414,984.02, 622,632.90 and 162,444.99
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Solution
The fourth proportional to 414,984.02, 622,632.90 and 162,444.99 is: 243,728.89
Step by Step Solution
- Step 1: Write the proportion equation
414,984.02 : 622,632.90 = 162,444.99 : x - Step 2: Convert to fraction form
414,984.02/622,632.90 = 162,444.99/x - Step 3: Cross multiply
414,984.02x = 622,632.90 × 162,444.99 - Step 4: Simplify right side
414,984.02x = 101,143,595,214.17 - Step 5: Solve for x
x = 101,143,595,214.17/414,984.02 - Step 6: Final answer
x = 243,728.89
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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.