Finding the Fourth Proportional to 764,048.16, 1,146,251.52 and 751,353.84
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Solution
The fourth proportional to 764,048.16, 1,146,251.52 and 751,353.84 is: 1,127,207.06
Step by Step Solution
- Step 1: Write the proportion equation
764,048.16 : 1,146,251.52 = 751,353.84 : x - Step 2: Convert to fraction form
764,048.16/1,146,251.52 = 751,353.84/x - Step 3: Cross multiply
764,048.16x = 1,146,251.52 × 751,353.84 - Step 4: Simplify right side
764,048.16x = 861,240,481,157.84 - Step 5: Solve for x
x = 861,240,481,157.84/764,048.16 - Step 6: Final answer
x = 1,127,207.06
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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.