Finding the Fourth Proportional to 303,714.99, 455,579.78 and 93,354.75
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Solution
The fourth proportional to 303,714.99, 455,579.78 and 93,354.75 is: 140,034.37
Step by Step Solution
- Step 1: Write the proportion equation
303,714.99 : 455,579.78 = 93,354.75 : x - Step 2: Convert to fraction form
303,714.99/455,579.78 = 93,354.75/x - Step 3: Cross multiply
303,714.99x = 455,579.78 × 93,354.75 - Step 4: Simplify right side
303,714.99x = 42,530,536,000.18 - Step 5: Solve for x
x = 42,530,536,000.18/303,714.99 - Step 6: Final answer
x = 140,034.37
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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.