Finding the Fourth Proportional to 929,699.48, 1,394,646.42 and 330,715.82
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Solution
The fourth proportional to 929,699.48, 1,394,646.42 and 330,715.82 is: 496,108.31
Step by Step Solution
- Step 1: Write the proportion equation
929,699.48 : 1,394,646.42 = 330,715.82 : x - Step 2: Convert to fraction form
929,699.48/1,394,646.42 = 330,715.82/x - Step 3: Cross multiply
929,699.48x = 1,394,646.42 × 330,715.82 - Step 4: Simplify right side
929,699.48x = 461,231,639,127.17 - Step 5: Solve for x
x = 461,231,639,127.17/929,699.48 - Step 6: Final answer
x = 496,108.31
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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.