Finding the Fourth Proportional to 477,328.60, 716,010.18 and 161,815.96
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Solution
The fourth proportional to 477,328.60, 716,010.18 and 161,815.96 is: 242,729.80
Step by Step Solution
- Step 1: Write the proportion equation
477,328.60 : 716,010.18 = 161,815.96 : x - Step 2: Convert to fraction form
477,328.60/716,010.18 = 161,815.96/x - Step 3: Cross multiply
477,328.60x = 716,010.18 × 161,815.96 - Step 4: Simplify right side
477,328.60x = 115,861,874,646.47 - Step 5: Solve for x
x = 115,861,874,646.47/477,328.60 - Step 6: Final answer
x = 242,729.80
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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.