Finding the Fourth Proportional to 574,752.76, 862,129.20 and 175,395.62
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Solution
The fourth proportional to 574,752.76, 862,129.20 and 175,395.62 is: 263,093.45
Step by Step Solution
- Step 1: Write the proportion equation
574,752.76 : 862,129.20 = 175,395.62 : x - Step 2: Convert to fraction form
574,752.76/862,129.20 = 175,395.62/x - Step 3: Cross multiply
574,752.76x = 862,129.20 × 175,395.62 - Step 4: Simplify right side
574,752.76x = 151,213,685,554.10 - Step 5: Solve for x
x = 151,213,685,554.10/574,752.76 - Step 6: Final answer
x = 263,093.45
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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.