Finding the Fourth Proportional to 436,426.80, 654,121.80 and 183,706.80
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Solution
The fourth proportional to 436,426.80, 654,121.80 and 183,706.80 is: 275,341.99
Step by Step Solution
- Step 1: Write the proportion equation
436,426.80 : 654,121.80 = 183,706.80 : x - Step 2: Convert to fraction form
436,426.80/654,121.80 = 183,706.80/x - Step 3: Cross multiply
436,426.80x = 654,121.80 × 183,706.80 - Step 4: Simplify right side
436,426.80x = 120,166,622,688.24 - Step 5: Solve for x
x = 120,166,622,688.24/436,426.80 - Step 6: Final answer
x = 275,341.99
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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.