Finding the Fourth Proportional to 402,202.20, 603,303.30 and 152,851.80
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Solution
The fourth proportional to 402,202.20, 603,303.30 and 152,851.80 is: 229,277.70
Step by Step Solution
- Step 1: Write the proportion equation
402,202.20 : 603,303.30 = 152,851.80 : x - Step 2: Convert to fraction form
402,202.20/603,303.30 = 152,851.80/x - Step 3: Cross multiply
402,202.20x = 603,303.30 × 152,851.80 - Step 4: Simplify right side
402,202.20x = 92,215,995,350.94 - Step 5: Solve for x
x = 92,215,995,350.94/402,202.20 - Step 6: Final answer
x = 229,277.70
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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.