Finding the Fourth Proportional to 963,241.56, 1,445,056.74 and 289,363.68
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Solution
The fourth proportional to 963,241.56, 1,445,056.74 and 289,363.68 is: 434,103.92
Step by Step Solution
- Step 1: Write the proportion equation
963,241.56 : 1,445,056.74 = 289,363.68 : x - Step 2: Convert to fraction form
963,241.56/1,445,056.74 = 289,363.68/x - Step 3: Cross multiply
963,241.56x = 1,445,056.74 × 289,363.68 - Step 4: Simplify right side
963,241.56x = 418,146,936,095.20 - Step 5: Solve for x
x = 418,146,936,095.20/963,241.56 - Step 6: Final answer
x = 434,103.92
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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.