Finding the Fourth Proportional to 314,385.36, 471,293.60 and 114,658.96
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Solution
The fourth proportional to 314,385.36, 471,293.60 and 114,658.96 is: 171,884.70
Step by Step Solution
- Step 1: Write the proportion equation
314,385.36 : 471,293.60 = 114,658.96 : x - Step 2: Convert to fraction form
314,385.36/471,293.60 = 114,658.96/x - Step 3: Cross multiply
314,385.36x = 471,293.60 × 114,658.96 - Step 4: Simplify right side
314,385.36x = 54,038,034,030.66 - Step 5: Solve for x
x = 54,038,034,030.66/314,385.36 - Step 6: Final answer
x = 171,884.70
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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.