Finding the Fourth Proportional to 477,322.60, 716,001.18 and 161,809.96
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Solution
The fourth proportional to 477,322.60, 716,001.18 and 161,809.96 is: 242,720.80
Step by Step Solution
- Step 1: Write the proportion equation
477,322.60 : 716,001.18 = 161,809.96 : x - Step 2: Convert to fraction form
477,322.60/716,001.18 = 161,809.96/x - Step 3: Cross multiply
477,322.60x = 716,001.18 × 161,809.96 - Step 4: Simplify right side
477,322.60x = 115,856,122,295.75 - Step 5: Solve for x
x = 115,856,122,295.75/477,322.60 - Step 6: Final answer
x = 242,720.80
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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.