Finding the Fourth Proportional to 314,609.67, 471,810.62 and 125,117.06
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Solution
The fourth proportional to 314,609.67, 471,810.62 and 125,117.06 is: 187,634.27
Step by Step Solution
- Step 1: Write the proportion equation
314,609.67 : 471,810.62 = 125,117.06 : x - Step 2: Convert to fraction form
314,609.67/471,810.62 = 125,117.06/x - Step 3: Cross multiply
314,609.67x = 471,810.62 × 125,117.06 - Step 4: Simplify right side
314,609.67x = 59,031,555,604.92 - Step 5: Solve for x
x = 59,031,555,604.92/314,609.67 - Step 6: Final answer
x = 187,634.27
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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.