Finding the Fourth Proportional to 850,657.34, 1,274,782.35 and 471,744.74
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Solution
The fourth proportional to 850,657.34, 1,274,782.35 and 471,744.74 is: 706,949.60
Step by Step Solution
- Step 1: Write the proportion equation
850,657.34 : 1,274,782.35 = 471,744.74 : x - Step 2: Convert to fraction form
850,657.34/1,274,782.35 = 471,744.74/x - Step 3: Cross multiply
850,657.34x = 1,274,782.35 × 471,744.74 - Step 4: Simplify right side
850,657.34x = 601,371,868,257.34 - Step 5: Solve for x
x = 601,371,868,257.34/850,657.34 - Step 6: Final answer
x = 706,949.60
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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.