Finding the Fourth Proportional to 922,167.80, 1,383,251.70 and 257,319.80
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Solution
The fourth proportional to 922,167.80, 1,383,251.70 and 257,319.80 is: 385,979.70
Step by Step Solution
- Step 1: Write the proportion equation
922,167.80 : 1,383,251.70 = 257,319.80 : x - Step 2: Convert to fraction form
922,167.80/1,383,251.70 = 257,319.80/x - Step 3: Cross multiply
922,167.80x = 1,383,251.70 × 257,319.80 - Step 4: Simplify right side
922,167.80x = 355,938,050,793.66 - Step 5: Solve for x
x = 355,938,050,793.66/922,167.80 - Step 6: Final answer
x = 385,979.70
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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.