Finding the Fourth Proportional to 540,816.61, 746,420.57 and 325,956.92
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Solution
The fourth proportional to 540,816.61, 746,420.57 and 325,956.92 is: 449,876.99
Step by Step Solution
- Step 1: Write the proportion equation
540,816.61 : 746,420.57 = 325,956.92 : x - Step 2: Convert to fraction form
540,816.61/746,420.57 = 325,956.92/x - Step 3: Cross multiply
540,816.61x = 746,420.57 × 325,956.92 - Step 4: Simplify right side
540,816.61x = 243,300,950,021.84 - Step 5: Solve for x
x = 243,300,950,021.84/540,816.61 - Step 6: Final answer
x = 449,876.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.