Finding the Fourth Proportional to 347,230.70, 520,068.44 and 207,262.70
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Solution
The fourth proportional to 347,230.70, 520,068.44 and 207,262.70 is: 310,429.89
Step by Step Solution
- Step 1: Write the proportion equation
347,230.70 : 520,068.44 = 207,262.70 : x - Step 2: Convert to fraction form
347,230.70/520,068.44 = 207,262.70/x - Step 3: Cross multiply
347,230.70x = 520,068.44 × 207,262.70 - Step 4: Simplify right side
347,230.70x = 107,790,789,059.19 - Step 5: Solve for x
x = 107,790,789,059.19/347,230.70 - Step 6: Final answer
x = 310,429.89
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1.5x scale
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.