Finding the Fourth Proportional to 566,542.22, 781,873.97 and 324,847.28
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Solution
The fourth proportional to 566,542.22, 781,873.97 and 324,847.28 is: 448,315.45
Step by Step Solution
- Step 1: Write the proportion equation
566,542.22 : 781,873.97 = 324,847.28 : x - Step 2: Convert to fraction form
566,542.22/781,873.97 = 324,847.28/x - Step 3: Cross multiply
566,542.22x = 781,873.97 × 324,847.28 - Step 4: Simplify right side
566,542.22x = 253,989,628,389.71 - Step 5: Solve for x
x = 253,989,628,389.71/566,542.22 - Step 6: Final answer
x = 448,315.45
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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.