Finding the Fourth Proportional to 347,109.50, 520,464.99 and 136,632.62
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Solution
The fourth proportional to 347,109.50, 520,464.99 and 136,632.62 is: 204,870.50
Step by Step Solution
- Step 1: Write the proportion equation
347,109.50 : 520,464.99 = 136,632.62 : x - Step 2: Convert to fraction form
347,109.50/520,464.99 = 136,632.62/x - Step 3: Cross multiply
347,109.50x = 520,464.99 × 136,632.62 - Step 4: Simplify right side
347,109.50x = 71,112,495,201.97 - Step 5: Solve for x
x = 71,112,495,201.97/347,109.50 - Step 6: Final answer
x = 204,870.50
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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.