Finding the Fourth Proportional to 417,489.93, 626,202.09 and 117,958.41
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Solution
The fourth proportional to 417,489.93, 626,202.09 and 117,958.41 is: 176,928.35
Step by Step Solution
- Step 1: Write the proportion equation
417,489.93 : 626,202.09 = 117,958.41 : x - Step 2: Convert to fraction form
417,489.93/626,202.09 = 117,958.41/x - Step 3: Cross multiply
417,489.93x = 626,202.09 × 117,958.41 - Step 4: Simplify right side
417,489.93x = 73,865,802,875.08 - Step 5: Solve for x
x = 73,865,802,875.08/417,489.93 - Step 6: Final answer
x = 176,928.35
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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.