Finding the Fourth Proportional to 347,008.70, 520,027.05 and 276,052.70
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Solution
The fourth proportional to 347,008.70, 520,027.05 and 276,052.70 is: 413,692.43
Step by Step Solution
- Step 1: Write the proportion equation
347,008.70 : 520,027.05 = 276,052.70 : x - Step 2: Convert to fraction form
347,008.70/520,027.05 = 276,052.70/x - Step 3: Cross multiply
347,008.70x = 520,027.05 × 276,052.70 - Step 4: Simplify right side
347,008.70x = 143,554,871,225.54 - Step 5: Solve for x
x = 143,554,871,225.54/347,008.70 - Step 6: Final answer
x = 413,692.43
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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.