Finding the Fourth Proportional to 668,260.94, 1,002,158.12 and 268,798.10
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Solution
The fourth proportional to 668,260.94, 1,002,158.12 and 268,798.10 is: 403,103.31
Step by Step Solution
- Step 1: Write the proportion equation
668,260.94 : 1,002,158.12 = 268,798.10 : x - Step 2: Convert to fraction form
668,260.94/1,002,158.12 = 268,798.10/x - Step 3: Cross multiply
668,260.94x = 1,002,158.12 × 268,798.10 - Step 4: Simplify right side
668,260.94x = 269,378,194,216.78 - Step 5: Solve for x
x = 269,378,194,216.78/668,260.94 - Step 6: Final answer
x = 403,103.31
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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.