Finding the Fourth Proportional to 971,944.84, 1,457,751.09 and 261,806.81
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Solution
The fourth proportional to 971,944.84, 1,457,751.09 and 261,806.81 is: 392,665.45
Step by Step Solution
- Step 1: Write the proportion equation
971,944.84 : 1,457,751.09 = 261,806.81 : x - Step 2: Convert to fraction form
971,944.84/1,457,751.09 = 261,806.81/x - Step 3: Cross multiply
971,944.84x = 1,457,751.09 × 261,806.81 - Step 4: Simplify right side
971,944.84x = 381,649,156,339.94 - Step 5: Solve for x
x = 381,649,156,339.94/971,944.84 - Step 6: Final answer
x = 392,665.45
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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.