Finding the Fourth Proportional to 477,727.61, 716,591.44 and 122,741.63
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Solution
The fourth proportional to 477,727.61, 716,591.44 and 122,741.63 is: 184,112.45
Step by Step Solution
- Step 1: Write the proportion equation
477,727.61 : 716,591.44 = 122,741.63 : x - Step 2: Convert to fraction form
477,727.61/716,591.44 = 122,741.63/x - Step 3: Cross multiply
477,727.61x = 716,591.44 × 122,741.63 - Step 4: Simplify right side
477,727.61x = 87,955,600,647.34 - Step 5: Solve for x
x = 87,955,600,647.34/477,727.61 - Step 6: Final answer
x = 184,112.45
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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.