Finding the Fourth Proportional to 456,620.36, 684,935.14 and 203,913.65
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Solution
The fourth proportional to 456,620.36, 684,935.14 and 203,913.65 is: 305,872.53
Step by Step Solution
- Step 1: Write the proportion equation
456,620.36 : 684,935.14 = 203,913.65 : x - Step 2: Convert to fraction form
456,620.36/684,935.14 = 203,913.65/x - Step 3: Cross multiply
456,620.36x = 684,935.14 × 203,913.65 - Step 4: Simplify right side
456,620.36x = 139,667,625,995.55 - Step 5: Solve for x
x = 139,667,625,995.55/456,620.36 - Step 6: Final answer
x = 305,872.53
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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.