Finding the Fourth Proportional to 324,027.80, 486,041.70 and 310,905.80
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Solution
The fourth proportional to 324,027.80, 486,041.70 and 310,905.80 is: 466,358.70
Step by Step Solution
- Step 1: Write the proportion equation
324,027.80 : 486,041.70 = 310,905.80 : x - Step 2: Convert to fraction form
324,027.80/486,041.70 = 310,905.80/x - Step 3: Cross multiply
324,027.80x = 486,041.70 × 310,905.80 - Step 4: Simplify right side
324,027.80x = 151,113,183,571.86 - Step 5: Solve for x
x = 151,113,183,571.86/324,027.80 - Step 6: Final answer
x = 466,358.70
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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.