Finding the Fourth Proportional to 324,235.53, 486,334.02 and 99,598.08
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Solution
The fourth proportional to 324,235.53, 486,334.02 and 99,598.08 is: 149,391.20
Step by Step Solution
- Step 1: Write the proportion equation
324,235.53 : 486,334.02 = 99,598.08 : x - Step 2: Convert to fraction form
324,235.53/486,334.02 = 99,598.08/x - Step 3: Cross multiply
324,235.53x = 486,334.02 × 99,598.08 - Step 4: Simplify right side
324,235.53x = 48,437,934,630.68 - Step 5: Solve for x
x = 48,437,934,630.68/324,235.53 - Step 6: Final answer
x = 149,391.20
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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.