Finding the Fourth Proportional to 705,028.24, 972,836.31 and 403,163.92
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Solution
The fourth proportional to 705,028.24, 972,836.31 and 403,163.92 is: 556,307.50
Step by Step Solution
- Step 1: Write the proportion equation
705,028.24 : 972,836.31 = 403,163.92 : x - Step 2: Convert to fraction form
705,028.24/972,836.31 = 403,163.92/x - Step 3: Cross multiply
705,028.24x = 972,836.31 × 403,163.92 - Step 4: Simplify right side
705,028.24x = 392,212,497,825.84 - Step 5: Solve for x
x = 392,212,497,825.84/705,028.24 - Step 6: Final answer
x = 556,307.50
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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.