Finding the Fourth Proportional to 347,110.50, 520,466.49 and 136,633.62
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Solution
The fourth proportional to 347,110.50, 520,466.49 and 136,633.62 is: 204,871.99
Step by Step Solution
- Step 1: Write the proportion equation
347,110.50 : 520,466.49 = 136,633.62 : x - Step 2: Convert to fraction form
347,110.50/520,466.49 = 136,633.62/x - Step 3: Cross multiply
347,110.50x = 520,466.49 × 136,633.62 - Step 4: Simplify right side
347,110.50x = 71,113,220,617.39 - Step 5: Solve for x
x = 71,113,220,617.39/347,110.50 - Step 6: Final answer
x = 204,871.99
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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.