Finding the Fourth Proportional to 937,438.08, 1,293,661.44 and 507,717.12
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Solution
The fourth proportional to 937,438.08, 1,293,661.44 and 507,717.12 is: 700,647.94
Step by Step Solution
- Step 1: Write the proportion equation
937,438.08 : 1,293,661.44 = 507,717.12 : x - Step 2: Convert to fraction form
937,438.08/1,293,661.44 = 507,717.12/x - Step 3: Cross multiply
937,438.08x = 1,293,661.44 × 507,717.12 - Step 4: Simplify right side
937,438.08x = 656,814,060,571.85 - Step 5: Solve for x
x = 656,814,060,571.85/937,438.08 - Step 6: Final answer
x = 700,647.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.