Finding the Fourth Proportional to 771,120.68, 1,156,494.72 and 297,503.96
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Solution
The fourth proportional to 771,120.68, 1,156,494.72 and 297,503.96 is: 446,184.06
Step by Step Solution
- Step 1: Write the proportion equation
771,120.68 : 1,156,494.72 = 297,503.96 : x - Step 2: Convert to fraction form
771,120.68/1,156,494.72 = 297,503.96/x - Step 3: Cross multiply
771,120.68x = 1,156,494.72 × 297,503.96 - Step 4: Simplify right side
771,120.68x = 344,061,758,919.09 - Step 5: Solve for x
x = 344,061,758,919.09/771,120.68 - Step 6: Final answer
x = 446,184.06
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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.