Finding the Fourth Proportional to 402,260.18, 603,231.84 and 146,031.66
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Solution
The fourth proportional to 402,260.18, 603,231.84 and 146,031.66 is: 218,989.98
Step by Step Solution
- Step 1: Write the proportion equation
402,260.18 : 603,231.84 = 146,031.66 : x - Step 2: Convert to fraction form
402,260.18/603,231.84 = 146,031.66/x - Step 3: Cross multiply
402,260.18x = 603,231.84 × 146,031.66 - Step 4: Simplify right side
402,260.18x = 88,090,946,960.05 - Step 5: Solve for x
x = 88,090,946,960.05/402,260.18 - Step 6: Final answer
x = 218,989.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.