Finding the Fourth Proportional to 307,964.44, 424,756.74 and 265,016.32
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Solution
The fourth proportional to 307,964.44, 424,756.74 and 265,016.32 is: 365,520.99
Step by Step Solution
- Step 1: Write the proportion equation
307,964.44 : 424,756.74 = 265,016.32 : x - Step 2: Convert to fraction form
307,964.44/424,756.74 = 265,016.32/x - Step 3: Cross multiply
307,964.44x = 424,756.74 × 265,016.32 - Step 4: Simplify right side
307,964.44x = 112,567,468,061.92 - Step 5: Solve for x
x = 112,567,468,061.92/307,964.44 - Step 6: Final answer
x = 365,520.99
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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.