Finding the Fourth Proportional to 875,442.96, 1,313,165.88 and 501,207.12
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Solution
The fourth proportional to 875,442.96, 1,313,165.88 and 501,207.12 is: 751,811.50
Step by Step Solution
- Step 1: Write the proportion equation
875,442.96 : 1,313,165.88 = 501,207.12 : x - Step 2: Convert to fraction form
875,442.96/1,313,165.88 = 501,207.12/x - Step 3: Cross multiply
875,442.96x = 1,313,165.88 × 501,207.12 - Step 4: Simplify right side
875,442.96x = 658,168,088,797.07 - Step 5: Solve for x
x = 658,168,088,797.07/875,442.96 - Step 6: Final answer
x = 751,811.50
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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.