Finding the Fourth Proportional to 910,884.08, 1,364,830.63 and 311,518.24
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Solution
The fourth proportional to 910,884.08, 1,364,830.63 and 311,518.24 is: 466,765.90
Step by Step Solution
- Step 1: Write the proportion equation
910,884.08 : 1,364,830.63 = 311,518.24 : x - Step 2: Convert to fraction form
910,884.08/1,364,830.63 = 311,518.24/x - Step 3: Cross multiply
910,884.08x = 1,364,830.63 × 311,518.24 - Step 4: Simplify right side
910,884.08x = 425,169,631,564.82 - Step 5: Solve for x
x = 425,169,631,564.82/910,884.08 - Step 6: Final answer
x = 466,765.90
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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.