Finding the Fourth Proportional to 786,112.99, 1,084,829.40 and 441,950.44
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Solution
The fourth proportional to 786,112.99, 1,084,829.40 and 441,950.44 is: 609,887.94
Step by Step Solution
- Step 1: Write the proportion equation
786,112.99 : 1,084,829.40 = 441,950.44 : x - Step 2: Convert to fraction form
786,112.99/1,084,829.40 = 441,950.44/x - Step 3: Cross multiply
786,112.99x = 1,084,829.40 × 441,950.44 - Step 4: Simplify right side
786,112.99x = 479,440,830,654.94 - Step 5: Solve for x
x = 479,440,830,654.94/786,112.99 - Step 6: Final answer
x = 609,887.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.