Finding the Fourth Proportional to 344,575.29, 516,862.62 and 107,936.43
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Solution
The fourth proportional to 344,575.29, 516,862.62 and 107,936.43 is: 161,904.55
Step by Step Solution
- Step 1: Write the proportion equation
344,575.29 : 516,862.62 = 107,936.43 : x - Step 2: Convert to fraction form
344,575.29/516,862.62 = 107,936.43/x - Step 3: Cross multiply
344,575.29x = 516,862.62 × 107,936.43 - Step 4: Simplify right side
344,575.29x = 55,788,306,003.25 - Step 5: Solve for x
x = 55,788,306,003.25/344,575.29 - Step 6: Final answer
x = 161,904.55
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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.