Finding the Fourth Proportional to 479,374.67, 719,062.82 and 383,918.99
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Solution
The fourth proportional to 479,374.67, 719,062.82 and 383,918.99 is: 575,879.13
Step by Step Solution
- Step 1: Write the proportion equation
479,374.67 : 719,062.82 = 383,918.99 : x - Step 2: Convert to fraction form
479,374.67/719,062.82 = 383,918.99/x - Step 3: Cross multiply
479,374.67x = 719,062.82 × 383,918.99 - Step 4: Simplify right side
479,374.67x = 276,061,866,086.04 - Step 5: Solve for x
x = 276,061,866,086.04/479,374.67 - Step 6: Final answer
x = 575,879.13
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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.