Finding the Fourth Proportional to 482,670.54, 724,006.71 and 198,162.99
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Solution
The fourth proportional to 482,670.54, 724,006.71 and 198,162.99 is: 297,244.85
Step by Step Solution
- Step 1: Write the proportion equation
482,670.54 : 724,006.71 = 198,162.99 : x - Step 2: Convert to fraction form
482,670.54/724,006.71 = 198,162.99/x - Step 3: Cross multiply
482,670.54x = 724,006.71 × 198,162.99 - Step 4: Simplify right side
482,670.54x = 143,471,334,433.66 - Step 5: Solve for x
x = 143,471,334,433.66/482,670.54 - Step 6: Final answer
x = 297,244.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.