Finding the Fourth Proportional to 361,237.32, 498,748.59 and 225,325.80
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Solution
The fourth proportional to 361,237.32, 498,748.59 and 225,325.80 is: 311,099.99
Step by Step Solution
- Step 1: Write the proportion equation
361,237.32 : 498,748.59 = 225,325.80 : x - Step 2: Convert to fraction form
361,237.32/498,748.59 = 225,325.80/x - Step 3: Cross multiply
361,237.32x = 498,748.59 × 225,325.80 - Step 4: Simplify right side
361,237.32x = 112,380,925,040.62 - Step 5: Solve for x
x = 112,380,925,040.62/361,237.32 - Step 6: Final answer
x = 311,099.99
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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.