Finding the Fourth Proportional to 769,247.53, 1,153,886.21 and 236,768.06
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Solution
The fourth proportional to 769,247.53, 1,153,886.21 and 236,768.06 is: 355,156.68
Step by Step Solution
- Step 1: Write the proportion equation
769,247.53 : 1,153,886.21 = 236,768.06 : x - Step 2: Convert to fraction form
769,247.53/1,153,886.21 = 236,768.06/x - Step 3: Cross multiply
769,247.53x = 1,153,886.21 × 236,768.06 - Step 4: Simplify right side
769,247.53x = 273,203,401,991.21 - Step 5: Solve for x
x = 273,203,401,991.21/769,247.53 - Step 6: Final answer
x = 355,156.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.