Finding the Fourth Proportional to 369,993.22, 510,244.14 and 245,594.20
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Solution
The fourth proportional to 369,993.22, 510,244.14 and 245,594.20 is: 338,689.99
Step by Step Solution
- Step 1: Write the proportion equation
369,993.22 : 510,244.14 = 245,594.20 : x - Step 2: Convert to fraction form
369,993.22/510,244.14 = 245,594.20/x - Step 3: Cross multiply
369,993.22x = 510,244.14 × 245,594.20 - Step 4: Simplify right side
369,993.22x = 125,313,001,367.99 - Step 5: Solve for x
x = 125,313,001,367.99/369,993.22 - Step 6: Final answer
x = 338,689.99
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1.5x scale
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.