Finding the Fourth Proportional to 514,485.24, 771,756.99 and 159,549.72
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Solution
The fourth proportional to 514,485.24, 771,756.99 and 159,549.72 is: 239,333.61
Step by Step Solution
- Step 1: Write the proportion equation
514,485.24 : 771,756.99 = 159,549.72 : x - Step 2: Convert to fraction form
514,485.24/771,756.99 = 159,549.72/x - Step 3: Cross multiply
514,485.24x = 771,756.99 × 159,549.72 - Step 4: Simplify right side
514,485.24x = 123,133,611,662.54 - Step 5: Solve for x
x = 123,133,611,662.54/514,485.24 - Step 6: Final answer
x = 239,333.61
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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.