Finding the Fourth Proportional to 496,239.18, 743,159.76 and 282,359.09
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Solution
The fourth proportional to 496,239.18, 743,159.76 and 282,359.09 is: 422,856.40
Step by Step Solution
- Step 1: Write the proportion equation
496,239.18 : 743,159.76 = 282,359.09 : x - Step 2: Convert to fraction form
496,239.18/743,159.76 = 282,359.09/x - Step 3: Cross multiply
496,239.18x = 743,159.76 × 282,359.09 - Step 4: Simplify right side
496,239.18x = 209,837,913,855.40 - Step 5: Solve for x
x = 209,837,913,855.40/496,239.18 - Step 6: Final answer
x = 422,856.40
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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.