Finding the Fourth Proportional to 1,134,793.29, 1,702,578.80 and 387,364.17
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Solution
The fourth proportional to 1,134,793.29, 1,702,578.80 and 387,364.17 is: 581,178.99
Step by Step Solution
- Step 1: Write the proportion equation
1,134,793.29 : 1,702,578.80 = 387,364.17 : x - Step 2: Convert to fraction form
1,134,793.29/1,702,578.80 = 387,364.17/x - Step 3: Cross multiply
1,134,793.29x = 1,702,578.80 × 387,364.17 - Step 4: Simplify right side
1,134,793.29x = 659,518,021,784.78 - Step 5: Solve for x
x = 659,518,021,784.78/1,134,793.29 - Step 6: Final answer
x = 581,178.99
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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.