Finding the Fourth Proportional to 451,634.49, 623,283.57 and 250,430.49
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Solution
The fourth proportional to 451,634.49, 623,283.57 and 250,430.49 is: 345,609.59
Step by Step Solution
- Step 1: Write the proportion equation
451,634.49 : 623,283.57 = 250,430.49 : x - Step 2: Convert to fraction form
451,634.49/623,283.57 = 250,430.49/x - Step 3: Cross multiply
451,634.49x = 623,283.57 × 250,430.49 - Step 4: Simplify right side
451,634.49x = 156,089,209,844.05 - Step 5: Solve for x
x = 156,089,209,844.05/451,634.49 - Step 6: Final answer
x = 345,609.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.