Finding the Fourth Proportional to 364,543.80, 546,815.70 and 341,215.80
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Solution
The fourth proportional to 364,543.80, 546,815.70 and 341,215.80 is: 511,823.70
Step by Step Solution
- Step 1: Write the proportion equation
364,543.80 : 546,815.70 = 341,215.80 : x - Step 2: Convert to fraction form
364,543.80/546,815.70 = 341,215.80/x - Step 3: Cross multiply
364,543.80x = 546,815.70 × 341,215.80 - Step 4: Simplify right side
364,543.80x = 186,582,156,528.06 - Step 5: Solve for x
x = 186,582,156,528.06/364,543.80 - Step 6: Final answer
x = 511,823.70
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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.