Finding the Fourth Proportional to 323,374.56, 446,270.70 and 180,134.70
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Solution
The fourth proportional to 323,374.56, 446,270.70 and 180,134.70 is: 248,593.58
Step by Step Solution
- Step 1: Write the proportion equation
323,374.56 : 446,270.70 = 180,134.70 : x - Step 2: Convert to fraction form
323,374.56/446,270.70 = 180,134.70/x - Step 3: Cross multiply
323,374.56x = 446,270.70 × 180,134.70 - Step 4: Simplify right side
323,374.56x = 80,388,838,663.29 - Step 5: Solve for x
x = 80,388,838,663.29/323,374.56 - Step 6: Final answer
x = 248,593.58
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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.