Finding the Fourth Proportional to 350,163.72, 525,228.12 and 125,520.48
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Solution
The fourth proportional to 350,163.72, 525,228.12 and 125,520.48 is: 188,274.46
Step by Step Solution
- Step 1: Write the proportion equation
350,163.72 : 525,228.12 = 125,520.48 : x - Step 2: Convert to fraction form
350,163.72/525,228.12 = 125,520.48/x - Step 3: Cross multiply
350,163.72x = 525,228.12 × 125,520.48 - Step 4: Simplify right side
350,163.72x = 65,926,885,731.90 - Step 5: Solve for x
x = 65,926,885,731.90/350,163.72 - Step 6: Final answer
x = 188,274.46
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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.