Finding the Fourth Proportional to 417,448.86, 625,660.10 and 192,497.02
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Solution
The fourth proportional to 417,448.86, 625,660.10 and 192,497.02 is: 288,508.88
Step by Step Solution
- Step 1: Write the proportion equation
417,448.86 : 625,660.10 = 192,497.02 : x - Step 2: Convert to fraction form
417,448.86/625,660.10 = 192,497.02/x - Step 3: Cross multiply
417,448.86x = 625,660.10 × 192,497.02 - Step 4: Simplify right side
417,448.86x = 120,437,704,782.90 - Step 5: Solve for x
x = 120,437,704,782.90/417,448.86 - Step 6: Final answer
x = 288,508.88
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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.