Finding the Fourth Proportional to 436,226.13, 654,339.24 and 136,706.67
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Solution
The fourth proportional to 436,226.13, 654,339.24 and 136,706.67 is: 205,060.02
Step by Step Solution
- Step 1: Write the proportion equation
436,226.13 : 654,339.24 = 136,706.67 : x - Step 2: Convert to fraction form
436,226.13/654,339.24 = 136,706.67/x - Step 3: Cross multiply
436,226.13x = 654,339.24 × 136,706.67 - Step 4: Simplify right side
436,226.13x = 89,452,538,550.73 - Step 5: Solve for x
x = 89,452,538,550.73/436,226.13 - Step 6: Final answer
x = 205,060.02
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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.