Finding the Fourth Proportional to 890,342.56, 1,333,733.04 and 535,163.68
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Solution
The fourth proportional to 890,342.56, 1,333,733.04 and 535,163.68 is: 801,675.12
Step by Step Solution
- Step 1: Write the proportion equation
890,342.56 : 1,333,733.04 = 535,163.68 : x - Step 2: Convert to fraction form
890,342.56/1,333,733.04 = 535,163.68/x - Step 3: Cross multiply
890,342.56x = 1,333,733.04 × 535,163.68 - Step 4: Simplify right side
890,342.56x = 713,765,481,823.99 - Step 5: Solve for x
x = 713,765,481,823.99/890,342.56 - Step 6: Final answer
x = 801,675.12
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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.