Finding the Fourth Proportional to 347,439.24, 521,235.36 and 197,749.98
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Solution
The fourth proportional to 347,439.24, 521,235.36 and 197,749.98 is: 296,668.51
Step by Step Solution
- Step 1: Write the proportion equation
347,439.24 : 521,235.36 = 197,749.98 : x - Step 2: Convert to fraction form
347,439.24/521,235.36 = 197,749.98/x - Step 3: Cross multiply
347,439.24x = 521,235.36 × 197,749.98 - Step 4: Simplify right side
347,439.24x = 103,074,282,015.29 - Step 5: Solve for x
x = 103,074,282,015.29/347,439.24 - Step 6: Final answer
x = 296,668.51
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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.