Finding the Fourth Proportional to 600,401.70, 898,415.55 and 442,937.70
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Solution
The fourth proportional to 600,401.70, 898,415.55 and 442,937.70 is: 662,793.12
Step by Step Solution
- Step 1: Write the proportion equation
600,401.70 : 898,415.55 = 442,937.70 : x - Step 2: Convert to fraction form
600,401.70/898,415.55 = 442,937.70/x - Step 3: Cross multiply
600,401.70x = 898,415.55 × 442,937.70 - Step 4: Simplify right side
600,401.70x = 397,942,117,361.24 - Step 5: Solve for x
x = 397,942,117,361.24/600,401.70 - Step 6: Final answer
x = 662,793.12
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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.