Finding the Fourth Proportional to 850,670.84, 1,274,802.60 and 471,758.24
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Solution
The fourth proportional to 850,670.84, 1,274,802.60 and 471,758.24 is: 706,969.84
Step by Step Solution
- Step 1: Write the proportion equation
850,670.84 : 1,274,802.60 = 471,758.24 : x - Step 2: Convert to fraction form
850,670.84/1,274,802.60 = 471,758.24/x - Step 3: Cross multiply
850,670.84x = 1,274,802.60 × 471,758.24 - Step 4: Simplify right side
850,670.84x = 601,398,630,923.42 - Step 5: Solve for x
x = 601,398,630,923.42/850,670.84 - Step 6: Final answer
x = 706,969.84
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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.