Finding the Fourth Proportional to 302,676.21, 417,693.15 and 175,425.62
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Solution
The fourth proportional to 302,676.21, 417,693.15 and 175,425.62 is: 242,087.34
Step by Step Solution
- Step 1: Write the proportion equation
302,676.21 : 417,693.15 = 175,425.62 : x - Step 2: Convert to fraction form
302,676.21/417,693.15 = 175,425.62/x - Step 3: Cross multiply
302,676.21x = 417,693.15 × 175,425.62 - Step 4: Simplify right side
302,676.21x = 73,274,077,720.04 - Step 5: Solve for x
x = 73,274,077,720.04/302,676.21 - Step 6: Final answer
x = 242,087.34
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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.