Finding the Fourth Proportional to 477,310.68, 715,949.76 and 122,328.18
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Solution
The fourth proportional to 477,310.68, 715,949.76 and 122,328.18 is: 183,488.10
Step by Step Solution
- Step 1: Write the proportion equation
477,310.68 : 715,949.76 = 122,328.18 : x - Step 2: Convert to fraction form
477,310.68/715,949.76 = 122,328.18/x - Step 3: Cross multiply
477,310.68x = 715,949.76 × 122,328.18 - Step 4: Simplify right side
477,310.68x = 87,580,831,112.24 - Step 5: Solve for x
x = 87,580,831,112.24/477,310.68 - Step 6: Final answer
x = 183,488.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.