Finding the Fourth Proportional to 453,754.98, 680,473.81 and 133,821.99
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Solution
The fourth proportional to 453,754.98, 680,473.81 and 133,821.99 is: 200,686.19
Step by Step Solution
- Step 1: Write the proportion equation
453,754.98 : 680,473.81 = 133,821.99 : x - Step 2: Convert to fraction form
453,754.98/680,473.81 = 133,821.99/x - Step 3: Cross multiply
453,754.98x = 680,473.81 × 133,821.99 - Step 4: Simplify right side
453,754.98x = 91,062,359,564.36 - Step 5: Solve for x
x = 91,062,359,564.36/453,754.98 - Step 6: Final answer
x = 200,686.19
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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.