Finding the Fourth Proportional to 498,435.16, 746,431.44 and 450,509.08
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Solution
The fourth proportional to 498,435.16, 746,431.44 and 450,509.08 is: 674,659.75
Step by Step Solution
- Step 1: Write the proportion equation
498,435.16 : 746,431.44 = 450,509.08 : x - Step 2: Convert to fraction form
498,435.16/746,431.44 = 450,509.08/x - Step 3: Cross multiply
498,435.16x = 746,431.44 × 450,509.08 - Step 4: Simplify right side
498,435.16x = 336,274,141,317.48 - Step 5: Solve for x
x = 336,274,141,317.48/498,435.16 - Step 6: Final answer
x = 674,659.75
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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.