Finding the Fourth Proportional to 746,186.46, 1,119,516.32 and 266,403.98
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Solution
The fourth proportional to 746,186.46, 1,119,516.32 and 266,403.98 is: 399,690.45
Step by Step Solution
- Step 1: Write the proportion equation
746,186.46 : 1,119,516.32 = 266,403.98 : x - Step 2: Convert to fraction form
746,186.46/1,119,516.32 = 266,403.98/x - Step 3: Cross multiply
746,186.46x = 1,119,516.32 × 266,403.98 - Step 4: Simplify right side
746,186.46x = 298,243,603,322.95 - Step 5: Solve for x
x = 298,243,603,322.95/746,186.46 - Step 6: Final answer
x = 399,690.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.