Finding the Fourth Proportional to 355,610.02, 490,750.35 and 202,644.92
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Solution
The fourth proportional to 355,610.02, 490,750.35 and 202,644.92 is: 279,654.85
Step by Step Solution
- Step 1: Write the proportion equation
355,610.02 : 490,750.35 = 202,644.92 : x - Step 2: Convert to fraction form
355,610.02/490,750.35 = 202,644.92/x - Step 3: Cross multiply
355,610.02x = 490,750.35 × 202,644.92 - Step 4: Simplify right side
355,610.02x = 99,448,065,415.72 - Step 5: Solve for x
x = 99,448,065,415.72/355,610.02 - Step 6: Final answer
x = 279,654.85
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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.