Finding the Fourth Proportional to 498,464.42, 687,850.61 and 294,466.53
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Solution
The fourth proportional to 498,464.42, 687,850.61 and 294,466.53 is: 406,345.92
Step by Step Solution
- Step 1: Write the proportion equation
498,464.42 : 687,850.61 = 294,466.53 : x - Step 2: Convert to fraction form
498,464.42/687,850.61 = 294,466.53/x - Step 3: Cross multiply
498,464.42x = 687,850.61 × 294,466.53 - Step 4: Simplify right side
498,464.42x = 202,548,980,812.75 - Step 5: Solve for x
x = 202,548,980,812.75/498,464.42 - Step 6: Final answer
x = 406,345.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.