Finding the Fourth Proportional to 314,450.48, 471,282.05 and 247,626.70
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Solution
The fourth proportional to 314,450.48, 471,282.05 and 247,626.70 is: 371,130.03
Step by Step Solution
- Step 1: Write the proportion equation
314,450.48 : 471,282.05 = 247,626.70 : x - Step 2: Convert to fraction form
314,450.48/471,282.05 = 247,626.70/x - Step 3: Cross multiply
314,450.48x = 471,282.05 × 247,626.70 - Step 4: Simplify right side
314,450.48x = 116,702,018,251.60 - Step 5: Solve for x
x = 116,702,018,251.60/314,450.48 - Step 6: Final answer
x = 371,130.03
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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.