Finding the Fourth Proportional to 369,330.00, 509,912.62 and 231,697.63
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Solution
The fourth proportional to 369,330.00, 509,912.62 and 231,697.63 is: 319,891.54
Step by Step Solution
- Step 1: Write the proportion equation
369,330.00 : 509,912.62 = 231,697.63 : x - Step 2: Convert to fraction form
369,330.00/509,912.62 = 231,697.63/x - Step 3: Cross multiply
369,330.00x = 509,912.62 × 231,697.63 - Step 4: Simplify right side
369,330.00x = 118,145,545,619.24 - Step 5: Solve for x
x = 118,145,545,619.24/369,330.00 - Step 6: Final answer
x = 319,891.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.