Finding the Fourth Proportional to 469,177.09, 703,657.69 and 279,690.95
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Solution
The fourth proportional to 469,177.09, 703,657.69 and 279,690.95 is: 419,472.08
Step by Step Solution
- Step 1: Write the proportion equation
469,177.09 : 703,657.69 = 279,690.95 : x - Step 2: Convert to fraction form
469,177.09/703,657.69 = 279,690.95/x - Step 3: Cross multiply
469,177.09x = 703,657.69 × 279,690.95 - Step 4: Simplify right side
469,177.09x = 196,806,687,790.91 - Step 5: Solve for x
x = 196,806,687,790.91/469,177.09 - Step 6: Final answer
x = 419,472.08
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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.