Finding the Fourth Proportional to 1,051,357.16, 1,577,035.58 and 252,638.70
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Solution
The fourth proportional to 1,051,357.16, 1,577,035.58 and 252,638.70 is: 378,958.01
Step by Step Solution
- Step 1: Write the proportion equation
1,051,357.16 : 1,577,035.58 = 252,638.70 : x - Step 2: Convert to fraction form
1,051,357.16/1,577,035.58 = 252,638.70/x - Step 3: Cross multiply
1,051,357.16x = 1,577,035.58 × 252,638.70 - Step 4: Simplify right side
1,051,357.16x = 398,420,217,521.75 - Step 5: Solve for x
x = 398,420,217,521.75/1,051,357.16 - Step 6: Final answer
x = 378,958.01
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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.