Finding the Fourth Proportional to 758,807.11, 1,138,389.47 and 246,469.96
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Solution
The fourth proportional to 758,807.11, 1,138,389.47 and 246,469.96 is: 369,763.02
Step by Step Solution
- Step 1: Write the proportion equation
758,807.11 : 1,138,389.47 = 246,469.96 : x - Step 2: Convert to fraction form
758,807.11/1,138,389.47 = 246,469.96/x - Step 3: Cross multiply
758,807.11x = 1,138,389.47 × 246,469.96 - Step 4: Simplify right side
758,807.11x = 280,578,807,135.32 - Step 5: Solve for x
x = 280,578,807,135.32/758,807.11 - Step 6: Final answer
x = 369,763.02
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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.