Finding the Fourth Proportional to 802,156.48, 1,203,236.34 and 328,756.84
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Solution
The fourth proportional to 802,156.48, 1,203,236.34 and 328,756.84 is: 493,135.92
Step by Step Solution
- Step 1: Write the proportion equation
802,156.48 : 1,203,236.34 = 328,756.84 : x - Step 2: Convert to fraction form
802,156.48/1,203,236.34 = 328,756.84/x - Step 3: Cross multiply
802,156.48x = 1,203,236.34 × 328,756.84 - Step 4: Simplify right side
802,156.48x = 395,572,176,911.57 - Step 5: Solve for x
x = 395,572,176,911.57/802,156.48 - Step 6: Final answer
x = 493,135.92
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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.