Finding the Fourth Proportional to 351,620.87, 527,445.86 and 102,302.87
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Solution
The fourth proportional to 351,620.87, 527,445.86 and 102,302.87 is: 153,458.53
Step by Step Solution
- Step 1: Write the proportion equation
351,620.87 : 527,445.86 = 102,302.87 : x - Step 2: Convert to fraction form
351,620.87/527,445.86 = 102,302.87/x - Step 3: Cross multiply
351,620.87x = 527,445.86 × 102,302.87 - Step 4: Simplify right side
351,620.87x = 53,959,222,098.87 - Step 5: Solve for x
x = 53,959,222,098.87/351,620.87 - Step 6: Final answer
x = 153,458.53
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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.