Finding the Fourth Proportional to 395,599.62, 545,925.22 and 214,315.08
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Solution
The fourth proportional to 395,599.62, 545,925.22 and 214,315.08 is: 295,753.59
Step by Step Solution
- Step 1: Write the proportion equation
395,599.62 : 545,925.22 = 214,315.08 : x - Step 2: Convert to fraction form
395,599.62/545,925.22 = 214,315.08/x - Step 3: Cross multiply
395,599.62x = 545,925.22 × 214,315.08 - Step 4: Simplify right side
395,599.62x = 117,000,007,198.32 - Step 5: Solve for x
x = 117,000,007,198.32/395,599.62 - Step 6: Final answer
x = 295,753.59
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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.