Finding the Fourth Proportional to 944,159.91, 1,416,589.79 and 438,992.07
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Solution
The fourth proportional to 944,159.91, 1,416,589.79 and 438,992.07 is: 658,650.80
Step by Step Solution
- Step 1: Write the proportion equation
944,159.91 : 1,416,589.79 = 438,992.07 : x - Step 2: Convert to fraction form
944,159.91/1,416,589.79 = 438,992.07/x - Step 3: Cross multiply
944,159.91x = 1,416,589.79 × 438,992.07 - Step 4: Simplify right side
944,159.91x = 621,871,682,058.01 - Step 5: Solve for x
x = 621,871,682,058.01/944,159.91 - Step 6: Final answer
x = 658,650.80
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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.