Finding the Fourth Proportional to 340,052.99, 509,379.44 and 199,472.63
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Solution
The fourth proportional to 340,052.99, 509,379.44 and 199,472.63 is: 298,798.30
Step by Step Solution
- Step 1: Write the proportion equation
340,052.99 : 509,379.44 = 199,472.63 : x - Step 2: Convert to fraction form
340,052.99/509,379.44 = 199,472.63/x - Step 3: Cross multiply
340,052.99x = 509,379.44 × 199,472.63 - Step 4: Simplify right side
340,052.99x = 101,607,253,020.47 - Step 5: Solve for x
x = 101,607,253,020.47/340,052.99 - Step 6: Final answer
x = 298,798.30
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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.