Finding the Fourth Proportional to 347,199.96, 519,950.64 and 313,542.03
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Solution
The fourth proportional to 347,199.96, 519,950.64 and 313,542.03 is: 469,546.08
Step by Step Solution
- Step 1: Write the proportion equation
347,199.96 : 519,950.64 = 313,542.03 : x - Step 2: Convert to fraction form
347,199.96/519,950.64 = 313,542.03/x - Step 3: Cross multiply
347,199.96x = 519,950.64 × 313,542.03 - Step 4: Simplify right side
347,199.96x = 163,026,379,165.40 - Step 5: Solve for x
x = 163,026,379,165.40/347,199.96 - Step 6: Final answer
x = 469,546.08
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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.