Finding the Fourth Proportional to 344,637.48, 516,956.40 and 107,998.68
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Solution
The fourth proportional to 344,637.48, 516,956.40 and 107,998.68 is: 161,998.08
Step by Step Solution
- Step 1: Write the proportion equation
344,637.48 : 516,956.40 = 107,998.68 : x - Step 2: Convert to fraction form
344,637.48/516,956.40 = 107,998.68/x - Step 3: Cross multiply
344,637.48x = 516,956.40 × 107,998.68 - Step 4: Simplify right side
344,637.48x = 55,830,608,817.55 - Step 5: Solve for x
x = 55,830,608,817.55/344,637.48 - Step 6: Final answer
x = 161,998.08
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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.