Finding the Fourth Proportional to 450,697.29, 621,969.62 and 246,744.80
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Solution
The fourth proportional to 450,697.29, 621,969.62 and 246,744.80 is: 340,511.84
Step by Step Solution
- Step 1: Write the proportion equation
450,697.29 : 621,969.62 = 246,744.80 : x - Step 2: Convert to fraction form
450,697.29/621,969.62 = 246,744.80/x - Step 3: Cross multiply
450,697.29x = 621,969.62 × 246,744.80 - Step 4: Simplify right side
450,697.29x = 153,467,765,149.40 - Step 5: Solve for x
x = 153,467,765,149.40/450,697.29 - Step 6: Final answer
x = 340,511.84
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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.