Finding the Fourth Proportional to 613,407.24, 920,040.48 and 164,163.12
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Solution
The fourth proportional to 613,407.24, 920,040.48 and 164,163.12 is: 246,225.84
Step by Step Solution
- Step 1: Write the proportion equation
613,407.24 : 920,040.48 = 164,163.12 : x - Step 2: Convert to fraction form
613,407.24/920,040.48 = 164,163.12/x - Step 3: Cross multiply
613,407.24x = 920,040.48 × 164,163.12 - Step 4: Simplify right side
613,407.24x = 151,036,715,723.10 - Step 5: Solve for x
x = 151,036,715,723.10/613,407.24 - Step 6: Final answer
x = 246,225.84
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1.5x scale
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.