Finding the Fourth Proportional to 950,376.36, 1,429,609.98 and 861,490.94
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Solution
The fourth proportional to 950,376.36, 1,429,609.98 and 861,490.94 is: 1,295,903.50
Step by Step Solution
- Step 1: Write the proportion equation
950,376.36 : 1,429,609.98 = 861,490.94 : x - Step 2: Convert to fraction form
950,376.36/1,429,609.98 = 861,490.94/x - Step 3: Cross multiply
950,376.36x = 1,429,609.98 × 861,490.94 - Step 4: Simplify right side
950,376.36x = 1,231,596,052,308.20 - Step 5: Solve for x
x = 1,231,596,052,308.20/950,376.36 - Step 6: Final answer
x = 1,295,903.50
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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.