Finding the Fourth Proportional to 372,558.87, 558,666.99 and 119,792.70
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Solution
The fourth proportional to 372,558.87, 558,666.99 and 119,792.70 is: 179,633.97
Step by Step Solution
- Step 1: Write the proportion equation
372,558.87 : 558,666.99 = 119,792.70 : x - Step 2: Convert to fraction form
372,558.87/558,666.99 = 119,792.70/x - Step 3: Cross multiply
372,558.87x = 558,666.99 × 119,792.70 - Step 4: Simplify right side
372,558.87x = 66,924,227,132.97 - Step 5: Solve for x
x = 66,924,227,132.97/372,558.87 - Step 6: Final answer
x = 179,633.97
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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.