Finding the Fourth Proportional to 458,942.58, 633,336.18 and 254,989.08
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Solution
The fourth proportional to 458,942.58, 633,336.18 and 254,989.08 is: 351,882.39
Step by Step Solution
- Step 1: Write the proportion equation
458,942.58 : 633,336.18 = 254,989.08 : x - Step 2: Convert to fraction form
458,942.58/633,336.18 = 254,989.08/x - Step 3: Cross multiply
458,942.58x = 633,336.18 × 254,989.08 - Step 4: Simplify right side
458,942.58x = 161,493,809,868.91 - Step 5: Solve for x
x = 161,493,809,868.91/458,942.58 - Step 6: Final answer
x = 351,882.39
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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.