Finding the Fourth Proportional to 436,239.42, 654,232.68 and 169,940.58
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Solution
The fourth proportional to 436,239.42, 654,232.68 and 169,940.58 is: 254,861.61
Step by Step Solution
- Step 1: Write the proportion equation
436,239.42 : 654,232.68 = 169,940.58 : x - Step 2: Convert to fraction form
436,239.42/654,232.68 = 169,940.58/x - Step 3: Cross multiply
436,239.42x = 654,232.68 × 169,940.58 - Step 4: Simplify right side
436,239.42x = 111,180,681,094.15 - Step 5: Solve for x
x = 111,180,681,094.15/436,239.42 - Step 6: Final answer
x = 254,861.61
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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.