Finding the Fourth Proportional to 440,461.35, 607,879.20 and 246,901.82
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Solution
The fourth proportional to 440,461.35, 607,879.20 and 246,901.82 is: 340,748.35
Step by Step Solution
- Step 1: Write the proportion equation
440,461.35 : 607,879.20 = 246,901.82 : x - Step 2: Convert to fraction form
440,461.35/607,879.20 = 246,901.82/x - Step 3: Cross multiply
440,461.35x = 607,879.20 × 246,901.82 - Step 4: Simplify right side
440,461.35x = 150,086,477,780.75 - Step 5: Solve for x
x = 150,086,477,780.75/440,461.35 - Step 6: Final answer
x = 340,748.35
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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.