Finding the Fourth Proportional to 843,190.84, 1,163,995.50 and 498,918.52
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Solution
The fourth proportional to 843,190.84, 1,163,995.50 and 498,918.52 is: 688,739.59
Step by Step Solution
- Step 1: Write the proportion equation
843,190.84 : 1,163,995.50 = 498,918.52 : x - Step 2: Convert to fraction form
843,190.84/1,163,995.50 = 498,918.52/x - Step 3: Cross multiply
843,190.84x = 1,163,995.50 × 498,918.52 - Step 4: Simplify right side
843,190.84x = 580,738,912,146.66 - Step 5: Solve for x
x = 580,738,912,146.66/843,190.84 - Step 6: Final answer
x = 688,739.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.