Finding the Fourth Proportional to 701,774.28, 968,457.06 and 395,822.70
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Solution
The fourth proportional to 701,774.28, 968,457.06 and 395,822.70 is: 546,240.15
Step by Step Solution
- Step 1: Write the proportion equation
701,774.28 : 968,457.06 = 395,822.70 : x - Step 2: Convert to fraction form
701,774.28/968,457.06 = 395,822.70/x - Step 3: Cross multiply
701,774.28x = 968,457.06 × 395,822.70 - Step 4: Simplify right side
701,774.28x = 383,337,288,323.26 - Step 5: Solve for x
x = 383,337,288,323.26/701,774.28 - Step 6: Final answer
x = 546,240.15
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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.