Finding the Fourth Proportional to 751,734.66, 1,037,544.63 and 445,980.81
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Solution
The fourth proportional to 751,734.66, 1,037,544.63 and 445,980.81 is: 615,542.98
Step by Step Solution
- Step 1: Write the proportion equation
751,734.66 : 1,037,544.63 = 445,980.81 : x - Step 2: Convert to fraction form
751,734.66/1,037,544.63 = 445,980.81/x - Step 3: Cross multiply
751,734.66x = 1,037,544.63 × 445,980.81 - Step 4: Simplify right side
751,734.66x = 462,724,994,498.55 - Step 5: Solve for x
x = 462,724,994,498.55/751,734.66 - Step 6: Final answer
x = 615,542.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.