Finding the Fourth Proportional to 896,139.36, 1,344,471.48 and 265,069.98
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Solution
The fourth proportional to 896,139.36, 1,344,471.48 and 265,069.98 is: 397,682.60
Step by Step Solution
- Step 1: Write the proportion equation
896,139.36 : 1,344,471.48 = 265,069.98 : x - Step 2: Convert to fraction form
896,139.36/1,344,471.48 = 265,069.98/x - Step 3: Cross multiply
896,139.36x = 1,344,471.48 × 265,069.98 - Step 4: Simplify right side
896,139.36x = 356,379,028,314.17 - Step 5: Solve for x
x = 356,379,028,314.17/896,139.36 - Step 6: Final answer
x = 397,682.60
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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.