Finding the Fourth Proportional to 717,016, 1,075,449.48 and 449,984.92
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Solution
The fourth proportional to 717,016, 1,075,449.48 and 449,984.92 is: 674,930.61
Step by Step Solution
- Step 1: Write the proportion equation
717,016 : 1,075,449.48 = 449,984.92 : x - Step 2: Convert to fraction form
717,016/1,075,449.48 = 449,984.92/x - Step 3: Cross multiply
717,016x = 1,075,449.48 × 449,984.92 - Step 4: Simplify right side
717,016x = 483,936,048,221.84 - Step 5: Solve for x
x = 483,936,048,221.84/717,016 - Step 6: Final answer
x = 674,930.61
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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.