Finding the Fourth Proportional to 284,898.60, 427,223.16 and 135,181.53
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Solution
The fourth proportional to 284,898.60, 427,223.16 and 135,181.53 is: 202,713.11
Step by Step Solution
- Step 1: Write the proportion equation
284,898.60 : 427,223.16 = 135,181.53 : x - Step 2: Convert to fraction form
284,898.60/427,223.16 = 135,181.53/x - Step 3: Cross multiply
284,898.60x = 427,223.16 × 135,181.53 - Step 4: Simplify right side
284,898.60x = 57,752,680,420.23 - Step 5: Solve for x
x = 57,752,680,420.23/284,898.60 - Step 6: Final answer
x = 202,713.11
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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.