Finding the Fourth Proportional to 477,991.68, 659,652.30 and 263,129.46
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Solution
The fourth proportional to 477,991.68, 659,652.30 and 263,129.46 is: 363,131.75
Step by Step Solution
- Step 1: Write the proportion equation
477,991.68 : 659,652.30 = 263,129.46 : x - Step 2: Convert to fraction form
477,991.68/659,652.30 = 263,129.46/x - Step 3: Cross multiply
477,991.68x = 659,652.30 × 263,129.46 - Step 4: Simplify right side
477,991.68x = 173,573,953,486.76 - Step 5: Solve for x
x = 173,573,953,486.76/477,991.68 - Step 6: Final answer
x = 363,131.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.