Finding the Fourth Proportional to 859,247.36, 1,288,884 and 298,299.68
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Solution
The fourth proportional to 859,247.36, 1,288,884 and 298,299.68 is: 447,454.02
Step by Step Solution
- Step 1: Write the proportion equation
859,247.36 : 1,288,884 = 298,299.68 : x - Step 2: Convert to fraction form
859,247.36/1,288,884 = 298,299.68/x - Step 3: Cross multiply
859,247.36x = 1,288,884 × 298,299.68 - Step 4: Simplify right side
859,247.36x = 384,473,684,757.12 - Step 5: Solve for x
x = 384,473,684,757.12/859,247.36 - Step 6: Final answer
x = 447,454.02
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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.