Finding the Fourth Proportional to 226,927.20, 340,390.80 and 191,497.80
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Solution
The fourth proportional to 226,927.20, 340,390.80 and 191,497.80 is: 287,246.70
Step by Step Solution
- Step 1: Write the proportion equation
226,927.20 : 340,390.80 = 191,497.80 : x - Step 2: Convert to fraction form
226,927.20/340,390.80 = 191,497.80/x - Step 3: Cross multiply
226,927.20x = 340,390.80 × 191,497.80 - Step 4: Simplify right side
226,927.20x = 65,184,089,340.24 - Step 5: Solve for x
x = 65,184,089,340.24/226,927.20 - Step 6: Final answer
x = 287,246.70
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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.