Finding the Fourth Proportional to 860,450.58, 1,286,898.03 and 766,343.70
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Solution
The fourth proportional to 860,450.58, 1,286,898.03 and 766,343.70 is: 1,146,150.89
Step by Step Solution
- Step 1: Write the proportion equation
860,450.58 : 1,286,898.03 = 766,343.70 : x - Step 2: Convert to fraction form
860,450.58/1,286,898.03 = 766,343.70/x - Step 3: Cross multiply
860,450.58x = 1,286,898.03 × 766,343.70 - Step 4: Simplify right side
860,450.58x = 986,206,197,832.91 - Step 5: Solve for x
x = 986,206,197,832.91/860,450.58 - Step 6: Final answer
x = 1,146,150.89
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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.