Finding the Fourth Proportional to 939,562.57, 1,296,578.36 and 531,656.99
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Solution
The fourth proportional to 939,562.57, 1,296,578.36 and 531,656.99 is: 733,676.46
Step by Step Solution
- Step 1: Write the proportion equation
939,562.57 : 1,296,578.36 = 531,656.99 : x - Step 2: Convert to fraction form
939,562.57/1,296,578.36 = 531,656.99/x - Step 3: Cross multiply
939,562.57x = 1,296,578.36 × 531,656.99 - Step 4: Simplify right side
939,562.57x = 689,334,939,035.56 - Step 5: Solve for x
x = 689,334,939,035.56/939,562.57 - Step 6: Final answer
x = 733,676.46
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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.