Finding the Fourth Proportional to 323,050.68, 445,762.08 and 193,961.88
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Solution
The fourth proportional to 323,050.68, 445,762.08 and 193,961.88 is: 267,638.66
Step by Step Solution
- Step 1: Write the proportion equation
323,050.68 : 445,762.08 = 193,961.88 : x - Step 2: Convert to fraction form
323,050.68/445,762.08 = 193,961.88/x - Step 3: Cross multiply
323,050.68x = 445,762.08 × 193,961.88 - Step 4: Simplify right side
323,050.68x = 86,460,851,069.51 - Step 5: Solve for x
x = 86,460,851,069.51/323,050.68 - Step 6: Final answer
x = 267,638.66
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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.