Finding the Fourth Proportional to 791,406.65, 1,187,099.35 and 192,366.09
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Solution
The fourth proportional to 791,406.65, 1,187,099.35 and 192,366.09 is: 288,546.55
Step by Step Solution
- Step 1: Write the proportion equation
791,406.65 : 1,187,099.35 = 192,366.09 : x - Step 2: Convert to fraction form
791,406.65/1,187,099.35 = 192,366.09/x - Step 3: Cross multiply
791,406.65x = 1,187,099.35 × 192,366.09 - Step 4: Simplify right side
791,406.65x = 228,357,659,920.13 - Step 5: Solve for x
x = 228,357,659,920.13/791,406.65 - Step 6: Final answer
x = 288,546.55
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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.