Finding the Fourth Proportional to 505,582.08, 757,509.95 and 278,068.14
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Solution
The fourth proportional to 505,582.08, 757,509.95 and 278,068.14 is: 416,627.47
Step by Step Solution
- Step 1: Write the proportion equation
505,582.08 : 757,509.95 = 278,068.14 : x - Step 2: Convert to fraction form
505,582.08/757,509.95 = 278,068.14/x - Step 3: Cross multiply
505,582.08x = 757,509.95 × 278,068.14 - Step 4: Simplify right side
505,582.08x = 210,639,382,827.99 - Step 5: Solve for x
x = 210,639,382,827.99/505,582.08 - Step 6: Final answer
x = 416,627.47
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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.