Finding the Fourth Proportional to 417,239.68, 625,896.32 and 117,722.88
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Solution
The fourth proportional to 417,239.68, 625,896.32 and 117,722.88 is: 176,594.70
Step by Step Solution
- Step 1: Write the proportion equation
417,239.68 : 625,896.32 = 117,722.88 : x - Step 2: Convert to fraction form
417,239.68/625,896.32 = 117,722.88/x - Step 3: Cross multiply
417,239.68x = 625,896.32 × 117,722.88 - Step 4: Simplify right side
417,239.68x = 73,682,317,371.80 - Step 5: Solve for x
x = 73,682,317,371.80/417,239.68 - Step 6: Final answer
x = 176,594.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.