Finding the Fourth Proportional to 690,267.87, 1,035,472.49 and 264,162.10
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Solution
The fourth proportional to 690,267.87, 1,035,472.49 and 264,162.10 is: 396,270.20
Step by Step Solution
- Step 1: Write the proportion equation
690,267.87 : 1,035,472.49 = 264,162.10 : x - Step 2: Convert to fraction form
690,267.87/1,035,472.49 = 264,162.10/x - Step 3: Cross multiply
690,267.87x = 1,035,472.49 × 264,162.10 - Step 4: Simplify right side
690,267.87x = 273,532,585,522.35 - Step 5: Solve for x
x = 273,532,585,522.35/690,267.87 - Step 6: Final answer
x = 396,270.20
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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.