Finding the Fourth Proportional to 364,051.20, 546,076.80 and 328,621.80
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Solution
The fourth proportional to 364,051.20, 546,076.80 and 328,621.80 is: 492,932.70
Step by Step Solution
- Step 1: Write the proportion equation
364,051.20 : 546,076.80 = 328,621.80 : x - Step 2: Convert to fraction form
364,051.20/546,076.80 = 328,621.80/x - Step 3: Cross multiply
364,051.20x = 546,076.80 × 328,621.80 - Step 4: Simplify right side
364,051.20x = 179,452,740,954.24 - Step 5: Solve for x
x = 179,452,740,954.24/364,051.20 - Step 6: Final answer
x = 492,932.70
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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.