Finding the Fourth Proportional to 347,239.14, 520,908.63 and 107,371.77
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Solution
The fourth proportional to 347,239.14, 520,908.63 and 107,371.77 is: 161,073.09
Step by Step Solution
- Step 1: Write the proportion equation
347,239.14 : 520,908.63 = 107,371.77 : x - Step 2: Convert to fraction form
347,239.14/520,908.63 = 107,371.77/x - Step 3: Cross multiply
347,239.14x = 520,908.63 × 107,371.77 - Step 4: Simplify right side
347,239.14x = 55,930,881,611.38 - Step 5: Solve for x
x = 55,930,881,611.38/347,239.14 - Step 6: Final answer
x = 161,073.09
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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.