Finding the Fourth Proportional to 395,874.84, 593,803.91 and 96,357.09
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Solution
The fourth proportional to 395,874.84, 593,803.91 and 96,357.09 is: 144,533.60
Step by Step Solution
- Step 1: Write the proportion equation
395,874.84 : 593,803.91 = 96,357.09 : x - Step 2: Convert to fraction form
395,874.84/593,803.91 = 96,357.09/x - Step 3: Cross multiply
395,874.84x = 593,803.91 × 96,357.09 - Step 4: Simplify right side
395,874.84x = 57,217,216,316.44 - Step 5: Solve for x
x = 57,217,216,316.44/395,874.84 - Step 6: Final answer
x = 144,533.60
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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.