Finding the Fourth Proportional to 606,267.20, 909,400.80 and 251,163.20
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Solution
The fourth proportional to 606,267.20, 909,400.80 and 251,163.20 is: 376,744.80
Step by Step Solution
- Step 1: Write the proportion equation
606,267.20 : 909,400.80 = 251,163.20 : x - Step 2: Convert to fraction form
606,267.20/909,400.80 = 251,163.20/x - Step 3: Cross multiply
606,267.20x = 909,400.80 × 251,163.20 - Step 4: Simplify right side
606,267.20x = 228,408,015,010.56 - Step 5: Solve for x
x = 228,408,015,010.56/606,267.20 - Step 6: Final answer
x = 376,744.80
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1.5x scale
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.