Finding the Fourth Proportional to 417,332.73, 626,044.20 and 132,956.19
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Solution
The fourth proportional to 417,332.73, 626,044.20 and 132,956.19 is: 199,448.65
Step by Step Solution
- Step 1: Write the proportion equation
417,332.73 : 626,044.20 = 132,956.19 : x - Step 2: Convert to fraction form
417,332.73/626,044.20 = 132,956.19/x - Step 3: Cross multiply
417,332.73x = 626,044.20 × 132,956.19 - Step 4: Simplify right side
417,332.73x = 83,236,451,603.60 - Step 5: Solve for x
x = 83,236,451,603.60/417,332.73 - Step 6: Final answer
x = 199,448.65
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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.