Finding the Fourth Proportional to 775,560.80, 1,163,367.12 and 214,548.32
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Solution
The fourth proportional to 775,560.80, 1,163,367.12 and 214,548.32 is: 321,829.65
Step by Step Solution
- Step 1: Write the proportion equation
775,560.80 : 1,163,367.12 = 214,548.32 : x - Step 2: Convert to fraction form
775,560.80/1,163,367.12 = 214,548.32/x - Step 3: Cross multiply
775,560.80x = 1,163,367.12 × 214,548.32 - Step 4: Simplify right side
775,560.80x = 249,598,461,139.24 - Step 5: Solve for x
x = 249,598,461,139.24/775,560.80 - Step 6: Final answer
x = 321,829.65
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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.