Finding the Fourth Proportional to 439,401.49, 606,350.51 and 248,403.49
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Solution
The fourth proportional to 439,401.49, 606,350.51 and 248,403.49 is: 342,783.50
Step by Step Solution
- Step 1: Write the proportion equation
439,401.49 : 606,350.51 = 248,403.49 : x - Step 2: Convert to fraction form
439,401.49/606,350.51 = 248,403.49/x - Step 3: Cross multiply
439,401.49x = 606,350.51 × 248,403.49 - Step 4: Simplify right side
439,401.49x = 150,619,581,605.26 - Step 5: Solve for x
x = 150,619,581,605.26/439,401.49 - Step 6: Final answer
x = 342,783.50
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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.