Finding the Fourth Proportional to 450,735.24, 621,990.99 and 246,747.07
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Solution
The fourth proportional to 450,735.24, 621,990.99 and 246,747.07 is: 340,498.01
Step by Step Solution
- Step 1: Write the proportion equation
450,735.24 : 621,990.99 = 246,747.07 : x - Step 2: Convert to fraction form
450,735.24/621,990.99 = 246,747.07/x - Step 3: Cross multiply
450,735.24x = 621,990.99 × 246,747.07 - Step 4: Simplify right side
450,735.24x = 153,474,452,793.92 - Step 5: Solve for x
x = 153,474,452,793.92/450,735.24 - Step 6: Final answer
x = 340,498.01
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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.