Finding the Fourth Proportional to 345,988.08, 477,450.96 and 193,023.84
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Solution
The fourth proportional to 345,988.08, 477,450.96 and 193,023.84 is: 266,365.88
Step by Step Solution
- Step 1: Write the proportion equation
345,988.08 : 477,450.96 = 193,023.84 : x - Step 2: Convert to fraction form
345,988.08/477,450.96 = 193,023.84/x - Step 3: Cross multiply
345,988.08x = 477,450.96 × 193,023.84 - Step 4: Simplify right side
345,988.08x = 92,159,417,710.89 - Step 5: Solve for x
x = 92,159,417,710.89/345,988.08 - Step 6: Final answer
x = 266,365.88
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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.