Finding the Fourth Proportional to 436,252.14, 654,392.79 and 120,682.62
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Solution
The fourth proportional to 436,252.14, 654,392.79 and 120,682.62 is: 181,027.96
Step by Step Solution
- Step 1: Write the proportion equation
436,252.14 : 654,392.79 = 120,682.62 : x - Step 2: Convert to fraction form
436,252.14/654,392.79 = 120,682.62/x - Step 3: Cross multiply
436,252.14x = 654,392.79 × 120,682.62 - Step 4: Simplify right side
436,252.14x = 78,973,834,317.77 - Step 5: Solve for x
x = 78,973,834,317.77/436,252.14 - Step 6: Final answer
x = 181,027.96
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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.