Finding the Fourth Proportional to 546,147.70, 819,221.55 and 152,163.70
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Solution
The fourth proportional to 546,147.70, 819,221.55 and 152,163.70 is: 228,245.55
Step by Step Solution
- Step 1: Write the proportion equation
546,147.70 : 819,221.55 = 152,163.70 : x - Step 2: Convert to fraction form
546,147.70/819,221.55 = 152,163.70/x - Step 3: Cross multiply
546,147.70x = 819,221.55 × 152,163.70 - Step 4: Simplify right side
546,147.70x = 124,655,782,167.74 - Step 5: Solve for x
x = 124,655,782,167.74/546,147.70 - Step 6: Final answer
x = 228,245.55
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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.