Finding the Fourth Proportional to 324,602.15, 486,908.64 and 147,110.67
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Solution
The fourth proportional to 324,602.15, 486,908.64 and 147,110.67 is: 220,668.46
Step by Step Solution
- Step 1: Write the proportion equation
324,602.15 : 486,908.64 = 147,110.67 : x - Step 2: Convert to fraction form
324,602.15/486,908.64 = 147,110.67/x - Step 3: Cross multiply
324,602.15x = 486,908.64 × 147,110.67 - Step 4: Simplify right side
324,602.15x = 71,629,456,259.19 - Step 5: Solve for x
x = 71,629,456,259.19/324,602.15 - Step 6: Final answer
x = 220,668.46
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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.